Annotation of loncom/interface/lonfeedback.pm, revision 1.333
1.1 www 1: # The LearningOnline Network
2: # Feedback
3: #
1.333 ! www 4: # $Id: lonfeedback.pm,v 1.332 2012/01/10 01:06:26 www Exp $
1.19 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.77 www 28: ###
1.7 albertel 29:
1.1 www 30: package Apache::lonfeedback;
31:
32: use strict;
33: use Apache::Constants qw(:common);
1.3 www 34: use Apache::lonmsg();
1.9 albertel 35: use Apache::loncommon();
1.33 www 36: use Apache::lontexconvert();
1.86 www 37: use Apache::lonlocal; # must not have ()
1.157 albertel 38: use Apache::lonnet;
1.86 www 39: use Apache::lonhtmlcommon();
1.128 raeburn 40: use Apache::lonnavmaps;
1.130 albertel 41: use Apache::lonenc();
1.175 www 42: use Apache::lonrss();
1.112 raeburn 43: use HTML::LCParser();
1.283 faziophi 44: #use HTML::Tidy::libXML;
1.106 www 45: use Apache::lonspeller();
1.208 raeburn 46: use Apache::longroup;
1.116 raeburn 47: use Cwd;
1.204 www 48: use LONCAPA;
1.54 www 49:
1.92 albertel 50: sub discussion_open {
1.122 raeburn 51: my ($status,$symb)=@_;
1.294 www 52: # Advanced roles can always discuss
1.249 albertel 53: if ($env{'request.role.adv'}) { return 1; }
1.294 www 54: # Get discussion closing date
55: my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
56: # If it is defined and in the future, the instructor wants this discussion to be open
57: if (defined($close) && $close ne '' && $close > time) {
58: return 1;
59: }
60: # It was not explicitly open, check if the problem is available.
61: # If the problem is not available, close the discussion
1.92 albertel 62: if (defined($status) &&
63: !($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
1.77 www 64: || $status eq 'OPEN')) {
1.92 albertel 65: return 0;
1.75 albertel 66: }
1.294 www 67: # The problem is available, but check if the instructor explictly closed discussion
1.89 albertel 68: if (defined($close) && $close ne '' && $close < time) {
1.92 albertel 69: return 0;
1.89 albertel 70: }
1.92 albertel 71: return 1;
72: }
73:
74: sub discussion_visible {
75: my ($status)=@_;
76: if (not &discussion_open($status)) {
77: my $hidden=&Apache::lonnet::EXT('resource.0.discusshide');
78: if (lc($hidden) eq 'yes' or $hidden eq '' or !defined($hidden)) {
1.157 albertel 79: if (!$env{'request.role.adv'}) { return 0; }
1.92 albertel 80: }
81: }
82: return 1;
1.90 albertel 83: }
1.84 raeburn 84:
1.90 albertel 85: sub list_discussion {
1.208 raeburn 86: my ($mode,$status,$ressymb,$imsextras,$group)=@_;
1.232 raeburn 87: unless ($ressymb) { $ressymb=&Apache::lonnet::symbread(); }
88: unless ($ressymb) { return ''; }
89: $ressymb=&wrap_symb($ressymb);
1.157 albertel 90: my $outputtarget=$env{'form.grade_target'};
91: if (defined($env{'form.export'})) {
92: if($env{'form.export'}) {
1.116 raeburn 93: $outputtarget = 'export';
94: }
1.140 raeburn 95: }
1.147 raeburn 96: if (defined($imsextras)) {
97: if ($$imsextras{'caller'} eq 'imsexport') {
98: $outputtarget = 'export';
99: }
100: }
1.232 raeburn 101: if (not &discussion_visible($status)) {
102: if ($mode ne 'board') {
1.233 raeburn 103: &Apache::lonenc::check_encrypt(\$ressymb);
1.274 kalberla 104: return '<br /><div class="LC_feedback_link">'.&send_message_link($ressymb)."</div>";
1.232 raeburn 105: }
106: }
1.208 raeburn 107: if ($group ne '' && $mode eq 'board') {
108: if (&check_group_priv($group,'vgb') ne 'ok') {
109: return '';
110: }
111: }
1.219 raeburn 112:
1.235 raeburn 113: my ($blocked,$blocktext) =
114: &Apache::loncommon::blocking_status('boards');
1.223 raeburn 115: if ($blocked) {
1.275 kalberla 116: $blocktext = '<br /><div class="LC_feedback_link"><span class="LC_feedback_link">'.$blocktext."</span>";
1.234 raeburn 117: &Apache::lonenc::check_encrypt(\$ressymb);
1.232 raeburn 118: if ($mode ne 'board') {
1.275 kalberla 119: $blocktext.=&send_message_link($ressymb).'</div>';
120: }else{
121: $blocktext.="</div>";
1.232 raeburn 122: }
1.234 raeburn 123: return $blocktext;
1.223 raeburn 124: }
125:
1.270 www 126: my @bgcols = ("LC_disc_old_item","LC_disc_new_item");
1.57 www 127: my $discussiononly=0;
128: if ($mode eq 'board') { $discussiononly=1; }
1.157 albertel 129: unless ($env{'request.course.id'}) { return ''; }
130: my $crs='/'.$env{'request.course.id'};
131: my $cid=$env{'request.course.id'};
132: if ($env{'request.course.sec'}) {
133: $crs.='_'.$env{'request.course.sec'};
1.143 raeburn 134: }
1.55 www 135: $crs=~s/\_/\//g;
1.133 albertel 136: my $encsymb=&Apache::lonenc::check_encrypt($ressymb);
137: my $viewgrades=(&Apache::lonnet::allowed('vgr',$crs)
1.305 www 138: && ($ressymb=~/$LONCAPA::assess_re/));
1.133 albertel 139:
1.100 raeburn 140: my %usernamesort = ();
141: my %namesort =();
142: my %subjectsort = ();
1.133 albertel 143:
1.80 raeburn 144: # Get discussion display settings for this discussion
145: my $lastkey = $ressymb.'_lastread';
146: my $showkey = $ressymb.'_showonlyunread';
1.111 raeburn 147: my $markkey = $ressymb.'_showonlyunmark',
1.80 raeburn 148: my $visitkey = $ressymb.'_visit';
1.84 raeburn 149: my $ondispkey = $ressymb.'_markondisp';
1.101 raeburn 150: my $userpickkey = $ressymb.'_userpick';
1.111 raeburn 151: my $toggkey = $ressymb.'_readtoggle';
152: my $readkey = $ressymb.'_read';
1.139 albertel 153: $ressymb=$encsymb;
1.169 albertel 154: my %dischash = &Apache::lonnet::get('nohist_'.$cid.'_discuss',[$lastkey,$showkey,$markkey,$visitkey,$ondispkey,$userpickkey,$toggkey,$readkey],$env{'user.domain'},$env{'user.name'});
1.84 raeburn 155: my %discinfo = ();
1.80 raeburn 156: my $showonlyunread = 0;
1.111 raeburn 157: my $showunmark = 0;
1.84 raeburn 158: my $markondisp = 0;
1.79 raeburn 159: my $prevread = 0;
1.81 raeburn 160: my $previous = 0;
1.80 raeburn 161: my $visit = 0;
162: my $newpostsflag = 0;
1.221 raeburn 163: my @posters = split(/\&/,$dischash{$userpickkey});
1.80 raeburn 164:
1.81 raeburn 165: # Retain identification of "NEW" posts identified in last display, if continuing 'previous' browsing of posts.
1.208 raeburn 166: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous','sortposts','rolefilter','statusfilter','sectionpick','grouppick','totposters']);
1.157 albertel 167: my $sortposts = $env{'form.sortposts'};
168: my $statusfilter = $env{'form.statusfilter'};
1.209 albertel 169: my @sectionpick = split(/,/,$env{'form.sectionpick'});
170: my @grouppick = split(/,/,$env{'form.grouppick'});
171: my @rolefilter = split(/,/,$env{'form.rolefilter'});
1.208 raeburn 172:
1.157 albertel 173: my $totposters = $env{'form.totposters'};
174: $previous = $env{'form.previous'};
1.80 raeburn 175: if ($previous > 0) {
176: $prevread = $previous;
177: } elsif (defined($dischash{$lastkey})) {
1.84 raeburn 178: unless ($dischash{$lastkey} eq '') {
179: $prevread = $dischash{$lastkey};
180: }
1.80 raeburn 181: }
1.79 raeburn 182:
1.208 raeburn 183: my $cdom = $env{'course.'.$cid.'.domain'};
184: my $cnum = $env{'course.'.$cid.'.num'};
1.278 raeburn 185: my $crstype = &Apache::loncommon::course_type();
1.208 raeburn 186:
1.108 raeburn 187: # Get information about students and non-students in course for filtering display of posts
1.101 raeburn 188: my %roleshash = ();
189: my %roleinfo = ();
1.208 raeburn 190: my ($classgroups,$studentgroups);
1.157 albertel 191: if ($env{'form.rolefilter'}) {
1.208 raeburn 192: %roleshash = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
1.221 raeburn 193: foreach my $rolekey (keys(%roleshash)) {
194: my ($role,$uname,$udom,$sec) = split(/:/,$rolekey);
1.144 raeburn 195: if ($role =~ /^cr/) {
196: $role = 'cr';
197: }
1.221 raeburn 198: my ($end,$start) = split(/:/,$roleshash{$rolekey});
1.101 raeburn 199: my $now = time;
200: my $status = 'Active';
201: if (($now < $start) || ($end > 0 && $now > $end)) {
202: $status = 'Expired';
203: }
1.144 raeburn 204: if ($uname && $udom) {
1.221 raeburn 205: push(@{$roleinfo{$uname.':'.$udom}}, $role.':'.$sec.':'.$status);
1.144 raeburn 206: }
1.101 raeburn 207: }
1.208 raeburn 208: my ($classlist,$keylist) =
209: &Apache::loncoursedata::get_classlist($cdom,$cnum);
1.101 raeburn 210: my $sec_index = &Apache::loncoursedata::CL_SECTION();
211: my $status_index = &Apache::loncoursedata::CL_STATUS();
212: while (my ($student,$data) = each %$classlist) {
213: my ($section,$status) = ($data->[$sec_index],
214: $data->[$status_index]);
1.221 raeburn 215: push(@{$roleinfo{$student}}, 'st:'.$section.':'.$status);
1.101 raeburn 216: }
1.208 raeburn 217: ($classgroups,$studentgroups) =
1.214 albertel 218: &Apache::loncoursedata::get_group_memberships($classlist,$keylist,
219: $cdom,$cnum);
1.101 raeburn 220: }
221:
1.84 raeburn 222: # Get discussion display default settings for user
1.157 albertel 223: if ($env{'environment.discdisplay'} eq 'unread') {
1.83 raeburn 224: $showonlyunread = 1;
225: }
1.157 albertel 226: if ($env{'environment.discmarkread'} eq 'ondisp') {
1.84 raeburn 227: $markondisp = 1;
228: }
229:
230: # Override user's default if user specified display setting for this discussion
231: if (defined($dischash{$ondispkey})) {
1.123 raeburn 232: unless ($dischash{$ondispkey} eq '') {
233: $markondisp = $dischash{$ondispkey};
234: }
1.84 raeburn 235: }
236: if ($markondisp) {
237: $discinfo{$lastkey} = time;
238: }
1.83 raeburn 239:
1.80 raeburn 240: if (defined($dischash{$showkey})) {
1.123 raeburn 241: unless ($dischash{$showkey} eq '') {
242: $showonlyunread = $dischash{$showkey};
243: }
1.80 raeburn 244: }
245:
1.111 raeburn 246: if (defined($dischash{$markkey})) {
1.123 raeburn 247: unless ($dischash{$markkey} eq '') {
248: $showunmark = $dischash{$markkey};
249: }
1.111 raeburn 250: }
251:
1.80 raeburn 252: if (defined($dischash{$visitkey})) {
1.123 raeburn 253: unless ($dischash{$visitkey} eq '') {
254: $visit = $dischash{$visitkey};
255: }
1.78 raeburn 256: }
1.80 raeburn 257: $visit ++;
1.78 raeburn 258:
1.208 raeburn 259: my $seeid;
260: if (($group ne '') && ($mode eq 'board') &&
261: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
262: if (&check_group_priv($group,'dgp') eq 'ok') {
263: $seeid = 1;
264: }
265: } else {
266: $seeid=&Apache::lonnet::allowed('rin',$crs);
267: }
1.68 www 268: my @discussionitems=();
1.101 raeburn 269: my %shown = ();
270: my @posteridentity=();
1.116 raeburn 271:
272: my $current=0;
1.67 www 273: my $visible=0;
1.68 www 274: my @depth=();
1.116 raeburn 275: my @replies = ();
1.68 www 276: my %alldiscussion=();
1.116 raeburn 277: my %imsitems=();
278: my %imsfiles=();
1.80 raeburn 279: my %notshown = ();
1.84 raeburn 280: my %newitem = ();
1.68 www 281: my $maxdepth=0;
1.173 www 282: my %anonhash=();
283: my $anoncnt=0;
1.111 raeburn 284:
1.79 raeburn 285: my $now = time;
1.80 raeburn 286: $discinfo{$visitkey} = $visit;
287:
1.169 albertel 288: &Apache::lonnet::put('nohist_'.$cid.'_discuss',\%discinfo,$env{'user.domain'},$env{'user.name'});
1.306 www 289: &build_posting_display(\%usernamesort,\%subjectsort,\%namesort,\%notshown,\%newitem,\%dischash,\%shown,\%alldiscussion,\%imsitems,\%imsfiles,\%roleinfo,\@discussionitems,\@replies,\@depth,\@posters,\$maxdepth,\$visible,\$newpostsflag,\$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$encsymb,$readkey,$showunmark,$showonlyunread,$totposters,\@rolefilter,\@sectionpick,\@grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,\%anonhash,$anoncnt,$group);
1.80 raeburn 290:
1.67 www 291: my $discussion='';
1.116 raeburn 292: my $manifestfile;
293: my $manifestok=0;
294: my $tempexport;
295: my $imsresources;
296: my $copyresult;
1.84 raeburn 297:
298: my $function = &Apache::loncommon::get_users_function();
299: my %lt = &Apache::lonlocal::texthash(
1.314 www 300: 'cuse' => 'My settings for this discussion',
1.84 raeburn 301: 'allposts' => 'All posts',
302: 'unread' => 'New posts only',
1.111 raeburn 303: 'unmark' => 'Unread only',
1.84 raeburn 304: 'ondisp' => 'Once displayed',
1.111 raeburn 305: 'onmark' => 'Once marked not NEW',
306: 'toggoff' => 'Off',
307: 'toggon' => 'On',
1.84 raeburn 308: 'disa' => 'Posts to be displayed',
309: 'npce' => 'Posts cease to be marked "NEW"',
1.111 raeburn 310: 'epcb' => 'Each post can be toggled read/unread',
1.97 raeburn 311: 'chgt' => 'Change',
312: 'disp' => 'Display',
313: 'nolo' => 'Not new',
1.111 raeburn 314: 'togg' => 'Toggle read/unread',
1.220 raeburn 315: 'aner' => 'An error occurred opening the manifest file.',
316: 'difo' => 'Discussion for',
317: 'aerr' => 'An error occurred opening the export file for posting',
318: 'aysu' => 'Are you sure you want to delete this post?',
319: 'dpwn' => 'Deleted posts will no longer be visible to you and other students',
320: 'bwco' => 'but will continue to be visible to your instructor',
321: 'depo' => 'Deleted posts will no longer be visible to you or anyone else.',
1.295 www 322: 'discussions' => 'DISCUSSIONS'
1.84 raeburn 323: );
324:
325: my $currdisp = $lt{'allposts'};
326: my $currmark = $lt{'onmark'};
1.111 raeburn 327: my $currtogg = $lt{'toggoff'};
1.84 raeburn 328: my $dispchange = $lt{'unread'};
329: my $markchange = $lt{'ondisp'};
1.111 raeburn 330: my $toggchange = $lt{'toggon'};
1.97 raeburn 331: my $chglink = '/adm/feedback?modifydisp='.$ressymb;
1.111 raeburn 332: my $displinkA = 'onlyunread';
333: my $displinkB = 'onlyunmark';
1.97 raeburn 334: my $marklink = 'markondisp';
1.111 raeburn 335: my $togglink = 'toggon';
1.84 raeburn 336:
337: if ($markondisp) {
338: $currmark = $lt{'ondisp'};
339: $markchange = $lt{'onmark'};
1.97 raeburn 340: $marklink = 'markonread';
1.84 raeburn 341: }
342:
343: if ($showonlyunread) {
344: $currdisp = $lt{'unread'};
345: $dispchange = $lt{'allposts'};
1.111 raeburn 346: $displinkA = 'allposts';
1.84 raeburn 347: }
1.111 raeburn 348:
349: if ($showunmark) {
350: $currdisp = $lt{'unmark'};
351: $dispchange = $lt{'unmark'};
352: $displinkA='allposts';
353: $displinkB='onlyunread';
354: $showonlyunread = 0;
355: }
356:
357: if ($dischash{$toggkey}) {
358: $currtogg = $lt{'toggon'};
359: $toggchange = $lt{'toggoff'};
360: $togglink = 'toggoff';
361: }
1.97 raeburn 362:
1.282 wenzelju 363: $chglink .= '&changes='.$displinkA.'_'.$displinkB.'_'.$marklink.'_'.$togglink;
1.84 raeburn 364:
365: if ($newpostsflag) {
1.282 wenzelju 366: $chglink .= '&previous='.$prevread;
1.84 raeburn 367: }
1.211 albertel 368: $chglink.=&group_args($group);
1.84 raeburn 369:
1.67 www 370: if ($visible) {
1.80 raeburn 371: # Print the discusssion
1.116 raeburn 372: if ($outputtarget eq 'tex') {
1.156 albertel 373: $discussion.='<tex>{\tiny \vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}'.
1.295 www 374: '\textbf{'.$lt{'discussions'}.'}\makebox[2 cm][b]{\hrulefill}\vskip 0 mm'.
1.116 raeburn 375: '\noindent\textbf{'.$lt{'disa'}.'}: \textit{'.$currdisp.'}\vskip 0 mm'.
1.156 albertel 376: '\noindent\textbf{'.$lt{'npce'}.'}: \textit{'.$currmark.'}}</tex>';
1.116 raeburn 377: } elsif ($outputtarget eq 'export') {
378: # Create temporary directory if this is an export
379: my $now = time;
1.147 raeburn 380: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
381: $tempexport = $$imsextras{'tempexport'};
382: if (!-e $tempexport) {
383: mkdir($tempexport,0700);
384: }
385: $tempexport .= '/'.$$imsextras{'count'};
386: if (!-e $tempexport) {
387: mkdir($tempexport,0700);
388: }
389: } else {
390: $tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
391: if (!-e $tempexport) {
392: mkdir($tempexport,0700);
393: }
394: $tempexport .= '/'.$now;
395: if (!-e $tempexport) {
396: mkdir($tempexport,0700);
397: }
1.157 albertel 398: $tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
1.116 raeburn 399: }
400: if (!-e $tempexport) {
401: mkdir($tempexport,0700);
402: }
403: # open manifest file
404: my $manifest = '/imsmanifest.xml';
405: my $manifestfilename = $tempexport.$manifest;
406: if ($manifestfile = Apache::File->new('>'.$manifestfilename)) {
407: $manifestok=1;
1.284 raeburn 408: print $manifestfile qq|<?xml version="1.0" encoding="UTF-8"?>
1.116 raeburn 409: <manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1" xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"
410: xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
411: identifier="MANIFEST-$ressymb" xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1
412: imscp_v1p1.xsd http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">
413: <organizations default="$ressymb">
414: <organization identifier="$ressymb">
1.220 raeburn 415: <title>$lt{'difo'} $ressymb</title>\n|;
1.116 raeburn 416: } else {
1.220 raeburn 417: $discussion .= $lt{'aner'}.'<br />';
1.116 raeburn 418: }
419: } else {
1.97 raeburn 420: my $colspan=$maxdepth+1;
1.282 wenzelju 421: $discussion.= &Apache::lonhtmlcommon::scripttag(qq|
1.219 raeburn 422: function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
1.102 raeburn 423: var symbparm = symb+':::'+idx
424: var prevparm = ""
425: if (newflag == 1) {
1.282 wenzelju 426: prevparm = "&previous="+previous
1.102 raeburn 427: }
1.219 raeburn 428: if (caller == 'studentdelete') {
1.220 raeburn 429: if (confirm("$lt{'aysu'}\\n$lt{'dpwn'},\\n$lt{'bwco'}")) {
1.219 raeburn 430: document.location.href = "/adm/feedback?hide="+symbparm+prevparm+groupparm
431: }
432: } else {
433: if (caller == 'seeiddelete') {
1.220 raeburn 434: if (confirm("$lt{'aysu'}\\n$lt{'depo'}")) {
1.219 raeburn 435: document.location.href = "/adm/feedback?deldisc="+symbparm+prevparm+groupparm
436: }
437: }
438: }
1.102 raeburn 439: }
1.282 wenzelju 440: |);
1.270 www 441: $discussion.='<form name="readchoices" method="post" action="/adm/feedback?chgreads='.$ressymb.'" >'.
1.316 www 442: "\n".'<table width="100%" class="LC_discussion">';
1.222 raeburn 443: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
444: $newpostsflag,$group,
445: $prevread,$markondisp);
446: my $escsymb=&escape($ressymb);
1.220 raeburn 447: my $numhidden = keys(%notshown);
1.116 raeburn 448: if ($numhidden > 0) {
449: my $colspan = $maxdepth+1;
450: $discussion.="\n".'<tr><td bgcolor="#CCCCCC" colspan="'.$colspan.'">'.
1.173 www 451: '<a href="/adm/feedback?allposts=1&symb='.$escsymb;
1.116 raeburn 452: if ($newpostsflag) {
1.282 wenzelju 453: $discussion .= '&previous='.$prevread;
1.116 raeburn 454: }
1.211 albertel 455: $discussion .= &group_args($group);
1.116 raeburn 456: $discussion .= '">'.&mt('Show all posts').'</a> '.&mt('to display').' '.
1.111 raeburn 457: $numhidden.' ';
1.116 raeburn 458: if ($showunmark) {
459: $discussion .= &mt('posts previously marked read');
460: } else {
461: $discussion .= &mt('previously viewed posts');
462: }
463: $discussion .= '<br/></td></tr>';
1.111 raeburn 464: }
1.80 raeburn 465: }
1.100 raeburn 466:
467: # Choose sort mechanism
468: my @showposts = ();
469: if ($sortposts eq 'descdate') {
1.221 raeburn 470: @showposts = (sort { $b <=> $a } keys(%alldiscussion));
1.100 raeburn 471: } elsif ($sortposts eq 'thread') {
1.221 raeburn 472: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 473: } elsif ($sortposts eq 'subject') {
1.221 raeburn 474: foreach my $key (sort(keys(%subjectsort))) {
475: push(@showposts, @{$subjectsort{$key}});
1.100 raeburn 476: }
477: } elsif ($sortposts eq 'username') {
1.221 raeburn 478: foreach my $domain (sort(keys(%usernamesort))) {
479: foreach my $key (sort(keys(%{$usernamesort{$domain}}))) {
480: push(@showposts, @{$usernamesort{$domain}{$key}});
1.100 raeburn 481: }
482: }
483: } elsif ($sortposts eq 'lastfirst') {
1.221 raeburn 484: foreach my $last (sort(keys(%namesort))) {
485: foreach my $key (sort(keys(%{$namesort{$last}}))) {
486: push(@showposts, @{$namesort{$last}{$key}});
1.100 raeburn 487: }
488: }
489: } else {
1.221 raeburn 490: @showposts = (sort { $a <=> $b } keys(%alldiscussion));
1.100 raeburn 491: }
1.116 raeburn 492: my $currdepth = 0;
493: my $firstidx = $alldiscussion{$showposts[0]};
1.221 raeburn 494: foreach my $post (@showposts) {
1.157 albertel 495: unless (($sortposts eq 'thread') || (($sortposts eq '') && ($env{'environment.threadeddiscussion'})) || ($outputtarget eq 'export')) {
1.221 raeburn 496: $alldiscussion{$post} = $post;
1.100 raeburn 497: }
1.221 raeburn 498: unless ( ($notshown{$alldiscussion{$post}} eq '1') || ($shown{$alldiscussion{$post}} == 0) ) {
1.117 albertel 499: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 500: $discussion.="\n<tr>";
501: }
1.221 raeburn 502: my $thisdepth=$depth[$alldiscussion{$post}];
1.117 albertel 503: if ($outputtarget ne 'tex' && $outputtarget ne 'export') {
1.95 sakharuk 504: for (1..$thisdepth) {
1.317 www 505: $discussion.='<td> </td>';
1.95 sakharuk 506: }
507: }
1.80 raeburn 508: my $colspan=$maxdepth-$thisdepth+1;
1.116 raeburn 509: if ($outputtarget eq 'tex') {
1.95 sakharuk 510: #cleanup block
1.221 raeburn 511: $discussionitems[$alldiscussion{$post}]=~s/<table([^>]*)>/<table TeXwidth="90 mm">/;
512: $discussionitems[$alldiscussion{$post}]=~s/<tr([^>]*)><td([^>]*)>/<tr><td TeXwidth="20 mm" align="left">/;
1.95 sakharuk 513: my $threadinsert='';
514: if ($thisdepth > 0) {
515: $threadinsert='<br /><strong>Reply: '.$thisdepth.'</strong>';
516: }
1.221 raeburn 517: $discussionitems[$alldiscussion{$post}]=~s/<\/td><td([^>]*)>/$threadinsert<\/td><td TeXwidth="65 mm" align="left">/;
518: $discussionitems[$alldiscussion{$post}]=~s/(<b>|<\/b>|<\/a>|<a([^>]+)>)//g;
1.114 sakharuk 519:
1.221 raeburn 520: $discussionitems[$alldiscussion{$post}]='<tex>\vskip 0 mm\noindent\makebox[2 cm][b]{\hrulefill}</tex>'.$discussionitems[$alldiscussion{$post}];
521: $discussion.=$discussionitems[$alldiscussion{$post}];
1.116 raeburn 522: } elsif ($outputtarget eq 'export') {
1.221 raeburn 523: my $postfilename = $alldiscussion{$post}.'-'.$imsitems{$alldiscussion{$post}}{'timestamp'}.'.html';
1.116 raeburn 524: if ($manifestok) {
1.221 raeburn 525: if (($depth[$alldiscussion{$post}] <= $currdepth) && ($alldiscussion{$post} != $firstidx)) {
1.116 raeburn 526: print $manifestfile ' </item>'."\n";
527: }
1.221 raeburn 528: $currdepth = $depth[$alldiscussion{$post}];
1.116 raeburn 529: print $manifestfile "\n".
1.221 raeburn 530: '<item identifier="ITEM-'.$ressymb.'-'.$alldiscussion{$post}.'" isvisible="'.
531: $imsitems{$alldiscussion{$post}}{'isvisible'}.'" identifieref="RES-'.$ressymb.'-'.$alldiscussion{$post}.'">'.
1.284 raeburn 532: '<title>'.$imsitems{$alldiscussion{$post}}{'title'}.'</title></item>';
1.116 raeburn 533: $imsresources .= "\n".
1.221 raeburn 534: '<resource identifier="RES-'.$ressymb.'-'.$alldiscussion{$post}.'" type="webcontent" href="'.$postfilename.'">'."\n".
1.146 raeburn 535: '<file href="'.$postfilename.'">'."\n".
1.284 raeburn 536: $imsfiles{$alldiscussion{$post}}{$imsitems{$alldiscussion{$post}}{'currversion'}}.'</file>'."\n".
1.116 raeburn 537: '</resource>';
538: }
539: my $postingfile;
540: my $postingfilename = $tempexport.'/'.$postfilename;
541: if ($postingfile = Apache::File->new('>'.$postingfilename)) {
542: print $postingfile '<html><head><title>Discussion Post</title></head><body>'.
1.221 raeburn 543: $imsitems{$alldiscussion{$post}}{'title'}.' '.
544: $imsitems{$alldiscussion{$post}}{'sender'}.
545: $imsitems{$alldiscussion{$post}}{'timestamp'}.'<br /><br />'.
546: $imsitems{$alldiscussion{$post}}{'message'}.'<br />'.
547: $imsitems{$alldiscussion{$post}}{'attach'}.'</body></html>'."\n";
1.116 raeburn 548: close($postingfile);
549: } else {
1.221 raeburn 550: $discussion .= $lt{'aerr'}.' '.$alldiscussion{$post}.'<br />';
1.116 raeburn 551: }
1.221 raeburn 552: $copyresult.=&replicate_attachments($imsitems{$alldiscussion{$post}}{'allattachments'},$tempexport);
1.116 raeburn 553: } else {
1.270 www 554: $discussion.='<td class="'.$bgcols[$newitem{$alldiscussion{$post}}].
1.221 raeburn 555: '" colspan="'.$colspan.'">'. $discussionitems[$alldiscussion{$post}].
1.116 raeburn 556: '</td></tr>';
557: }
1.69 www 558: }
1.80 raeburn 559: }
1.116 raeburn 560: unless ($outputtarget eq 'tex' || $outputtarget eq 'export') {
1.97 raeburn 561: my $colspan=$maxdepth+1;
1.111 raeburn 562: $discussion .= <<END;
1.316 www 563: <tr>
564: <td colspan="$colspan">
565: <table width="100%">
1.97 raeburn 566: <tr>
1.316 www 567: <td class="LC_disc_action_left">
568: <font size="-1"><b>$lt{'cuse'}</b>:
1.97 raeburn 569: END
570: if ($newpostsflag) {
571: $discussion .=
1.111 raeburn 572: '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'nolo'}.' - <i>'.$currmark.'</i>';
573: if ($dischash{$toggkey}) {
574: $discussion .= ' 3. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
575: }
1.97 raeburn 576: } else {
1.111 raeburn 577: if ($dischash{$toggkey}) {
578: $discussion .= '1. '.$lt{'disp'}.' - <i>'.$currdisp.'</i> 2. '.$lt{'togg'}.' - <i>'.$currtogg.'</i>';
579: } else {
580: $discussion .=
581: $lt{'disp'}.' - <i>'.$currdisp.'</i>';
582: }
1.97 raeburn 583: }
584: $discussion .= <<END;
1.316 www 585: <b><a href="$chglink">$lt{'chgt'}</a></b></font>
1.97 raeburn 586: </td>
1.111 raeburn 587: END
1.143 raeburn 588: if ($sortposts) {
589: my %sort_types = ();
590: my %role_types = ();
591: my %status_types = ();
1.278 raeburn 592: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.143 raeburn 593:
1.316 www 594: $discussion .= '<td class="LC_disc_action_right"><font size="-1"><b>'.&mt('Sorted by').'</b>: '.$sort_types{$sortposts}.'<br />';
1.157 albertel 595: if (defined($env{'form.totposters'})) {
1.144 raeburn 596: $discussion .= &mt('Posts by').':';
1.143 raeburn 597: if ($totposters > 0) {
598: foreach my $poster (@posters) {
1.144 raeburn 599: $discussion .= ' '.$poster.',';
1.143 raeburn 600: }
1.144 raeburn 601: $discussion =~ s/,$//;
1.143 raeburn 602: } else {
603: $discussion .= &mt('None selected');
604: }
605: } else {
606: my $filterchoice ='';
607: if (@sectionpick > 0) {
1.157 albertel 608: $filterchoice = '<i>'.&mt('sections').'</i>- '.$env{'form.sectionpick'};
1.143 raeburn 609: $filterchoice .= ' ';
610: }
1.208 raeburn 611: if (@grouppick > 0) {
612: $filterchoice = '<i>'.&mt('groups').'</i>- '.$env{'form.grouppick'};
613: $filterchoice .= ' ';
614: }
1.143 raeburn 615: if (@rolefilter > 0) {
1.144 raeburn 616: $filterchoice .= '<i>'.&mt('roles').'</i>-';
1.221 raeburn 617: foreach my $role (@rolefilter) {
618: $filterchoice .= ' '.$role_types{$role}.',';
1.143 raeburn 619: }
1.144 raeburn 620: $filterchoice =~ s/,$//;
1.259 raeburn 621: $filterchoice .= '<br />'.(' ' x8);
1.143 raeburn 622: }
623: if ($statusfilter) {
624: $filterchoice .= '<i>'.&mt('status').'</i>- '.$status_types{$statusfilter};
625: }
626: if ($filterchoice) {
627: $discussion .= '<b>'.&mt('Filters').'</b>: '.$filterchoice;
628: }
629: }
1.313 www 630: $discussion .= '</font></td>';
631:
1.143 raeburn 632: }
1.111 raeburn 633: if ($dischash{$toggkey}) {
1.247 albertel 634: my $storebutton = &mt('Save read/unread changes');
1.111 raeburn 635: $discussion.='<td align="right">'.
1.269 bisitz 636: '<input type="hidden" name="discsymb" value="'.$ressymb.'" />'."\n".
1.111 raeburn 637: '<input type="button" name="readoptions" value="'.$storebutton.'"'.
1.282 wenzelju 638: ' onclick="this.form.submit();" />'."\n".
1.111 raeburn 639: '</td>';
640: }
641: $discussion .= (<<END);
1.97 raeburn 642: </tr>
643: </table>
644: </td>
645: </tr>
1.222 raeburn 646: END
647: $discussion .= &action_links_bar($colspan,$ressymb,$visible,
648: $newpostsflag,$group,
649: $prevread,$markondisp);
1.316 www 650: $discussion .= "</table></form>\n";
1.114 sakharuk 651: }
1.116 raeburn 652: if ($outputtarget eq 'export') {
653: if ($manifestok) {
654: while ($currdepth > 0) {
655: print $manifestfile " </item>\n";
656: $currdepth --;
657: }
658: print $manifestfile qq|
659: </organization>
660: </organizations>
661: <resources>
662: $imsresources
663: </resources>
664: </manifest>
665: |;
666: close($manifestfile);
1.147 raeburn 667: if ((defined($imsextras)) && ($$imsextras{'caller'} eq 'imsexport')) {
668: $discussion = $copyresult;
669: } else {
1.116 raeburn 670:
671: #Create zip file in prtspool
672:
1.147 raeburn 673: my $imszipfile = '/prtspool/'.
1.157 albertel 674: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1.147 raeburn 675: time.'_'.rand(1000000000).'.zip';
676: my $cwd = &getcwd();
677: my $imszip = '/home/httpd/'.$imszipfile;
678: chdir $tempexport;
679: open(OUTPUT, "zip -r $imszip * 2> /dev/null |");
680: close(OUTPUT);
681: chdir $cwd;
1.220 raeburn 682: $discussion .= &mt('Download the zip file from [_1]Discussion Posting Archive','<a href="'.$imszipfile.'">').'</a><br />';
1.147 raeburn 683: if ($copyresult) {
1.220 raeburn 684: $discussion .= &mt('The following errors occurred during export').' - <br />'.$copyresult;
1.147 raeburn 685: }
1.116 raeburn 686: }
687: } else {
1.220 raeburn 688: $discussion .= '<br />'.&mt('Unfortunately you will not be able to retrieve an archive of the discussion posts at this time, because there was a problem creating a manifest file.').'<br />';
1.116 raeburn 689: }
690: return $discussion;
691: }
1.54 www 692: }
693: if ($discussiononly) {
1.108 raeburn 694: my $now = time;
695: my $attachnum = 0;
1.213 raeburn 696: my $currnewattach = [];
697: my $currdelold = [];
1.108 raeburn 698: my $comment = '';
699: my $subject = '';
1.157 albertel 700: if ($env{'form.origpage'}) {
1.108 raeburn 701: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['addnewattach','deloldattach','delnewattach','timestamp','idx','subject','comment']);
1.204 www 702: $subject = &unescape($env{'form.subject'});
703: $comment = &unescape($env{'form.comment'});
1.108 raeburn 704: my @keepold = ();
1.208 raeburn 705: &process_attachments($currnewattach,$currdelold,\@keepold);
706: if (@{$currnewattach} > 0) {
707: $attachnum += @{$currnewattach};
1.108 raeburn 708: }
709: }
1.299 raeburn 710: if ((&discussion_open($status)) && ($outputtarget ne 'tex')) {
1.208 raeburn 711: if (($group ne '') && ($mode eq 'board')) {
1.304 raeburn 712: if ((&check_group_priv($group,'pgd') eq 'ok') &&
713: ($ressymb =~ m{^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$})) {
1.208 raeburn 714: $discussion .=
1.210 albertel 715: &postingform_display($mode,$ressymb,$now,$subject,
716: $comment,$outputtarget,$attachnum,
717: $currnewattach,$currdelold,
1.278 raeburn 718: $group,$crstype);
1.108 raeburn 719: }
1.208 raeburn 720: } else {
1.303 raeburn 721: if (&Apache::lonnet::allowed('pch',$env{'request.course.id'}.
722: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
723:
724: $discussion.=
725: &postingform_display($mode,$ressymb,$now,$subject,
726: $comment,$outputtarget,$attachnum,
727: $currnewattach,$currdelold,'',$crstype);
728: } else {
729: $discussion.= '<span class="LC_feedback_link">'.
730: &mt('This discussion is closed.').'</span>';
731: }
1.208 raeburn 732: }
1.95 sakharuk 733: }
1.303 raeburn 734: if (!(&discussion_open($status)) && ($outputtarget ne 'tex')) {
735: $discussion.= '<span class="LC_feedback_link">'.
736: &mt('This discussion is closed.').'</span>';
737: }
1.299 raeburn 738: } elsif ($outputtarget ne 'tex') {
1.251 albertel 739: $discussion.='<div class="LC_feedback_link">';
1.140 raeburn 740: if (&discussion_open($status) &&
741: &Apache::lonnet::allowed('pch',
1.157 albertel 742: $env{'request.course.id'}.
743: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) {
1.306 www 744: $discussion.= &send_feedback_link($ressymb);
1.299 raeburn 745: if ($env{'request.role.adv'}) {
746: my $close = &Apache::lonnet::EXT('resource.0.discussend',$ressymb);
747: if (defined($close) && $close ne '' && $close < time) {
748: $discussion .= ' '.&mt('(Closed for [_1] roles)',
749: &Apache::lonnet::plaintext('st',$crstype));
1.298 raeburn 750: }
1.190 www 751: }
1.294 www 752: } else {
1.299 raeburn 753: $discussion.= '<span class="LC_feedback_link">'.&mt('This discussion is closed.').'</span>';
1.232 raeburn 754: }
1.299 raeburn 755: $discussion.= &send_message_link($ressymb).'</div>';
1.74 www 756: }
1.114 sakharuk 757: return $discussion;
1.54 www 758: }
1.1 www 759:
1.307 www 760:
761: sub discussion_link {
1.330 www 762: my ($ressymb,$linktext,$cmd,$item,$flag,$prev,$adds,$title)=@_;
1.307 www 763: my $link='/adm/feedback?inhibitmenu=yes&modal=yes&'.$cmd.'='.&escape($ressymb).':::'.$item;
764: if ($flag) { $link .= '&previous='.$prev; }
765: if ($adds) { $link .= $adds; }
1.322 www 766: my $width=600;
767: my $height=600;
768: if (($cmd eq 'hide') || ($cmd eq 'unhide') || ($cmd eq 'like') || ($cmd eq 'unlike')) {
769: $width=300;
770: $height=200;
771: }
1.330 www 772: return &Apache::loncommon::modal_link($link,$linktext,$width,$height,undef,undef,$title);
1.307 www 773: }
774:
775:
1.232 raeburn 776: sub send_feedback_link {
1.306 www 777: my ($ressymb) = @_;
1.307 www 778: return '<span class="LC_feedback_link">'.
779: &discussion_link($ressymb,
1.306 www 780: '<img alt="" class="LC_noBorder" src="'.
781: &Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').
782: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Post Discussion').'</span>',
1.307 www 783: 'replydisc').
784: '</span>';
1.232 raeburn 785: }
786:
787: sub send_message_link {
788: my ($ressymb) = @_;
1.251 albertel 789: my $output = '<span class="LC_message_link">'.
1.328 www 790: &discussion_link($ressymb,
791: '<img alt="" class="LC_noBorder" src="'.
792: &Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').
793: '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Send Feedback').'</span>',
794: 'sendmessageonly').
795: '</span>';
1.232 raeburn 796: return $output;
797: }
798:
1.222 raeburn 799: sub action_links_bar {
800: my ($colspan,$ressymb,$visible,$newpostsflag,$group,$prevread,$markondisp) = @_;
1.316 www 801: my $discussion = '<tr><td colspan="'.$colspan.'">'.
802: '<table width="100%"><tr>'.
1.277 raeburn 803: '<td class="LC_disc_action_left">';
1.222 raeburn 804: my $escsymb=&escape($ressymb);
1.300 raeburn 805: if ($visible) {
1.277 raeburn 806: $discussion .= '<a href="/adm/feedback?cmd=threadedon&symb='.$escsymb;
1.222 raeburn 807: if ($newpostsflag) {
1.282 wenzelju 808: $discussion .= '&previous='.$prevread;
1.222 raeburn 809: }
810: $discussion .= &group_args($group);
811: $discussion .='">'.&mt('Threaded View').'</a> '.
812: '<a href="/adm/feedback?cmd=threadedoff&symb='.$escsymb;
813: if ($newpostsflag) {
1.282 wenzelju 814: $discussion .= '&previous='.$prevread;
1.222 raeburn 815: }
816: $discussion .= &group_args($group);
1.313 www 817: $discussion .='">'.&mt('Chronological View').'</a> ';
818:
819: my $otherviewurl='/adm/feedback?cmd=sortfilter&symb='.$escsymb.'&inhibitmenu=yes&modal=yes';
1.222 raeburn 820: if ($newpostsflag) {
1.313 www 821: $otherviewurl .= '&previous='.$prevread;
1.222 raeburn 822: }
1.313 www 823: $otherviewurl .= &group_args($group);
824: $discussion .= &Apache::loncommon::modal_link($otherviewurl,&mt('Other Views ...'),800,340);
1.314 www 825: $discussion .= '<br />';
1.222 raeburn 826: }
1.271 bisitz 827: $discussion .='<a href="/adm/feedback?export='.$escsymb;
1.222 raeburn 828: if ($newpostsflag) {
1.282 wenzelju 829: $discussion .= '&previous='.$prevread;
1.222 raeburn 830: }
831: $discussion .= &group_args($group);
1.327 www 832: $discussion .= '">'.&mt('Export').'</a>';
833: if (&Apache::lonnet::allowed('rin',$env{'request.course.id'})) {
834: $discussion .= ' ';
835: $discussion .='<a href="/adm/feedback?undeleteall='.$escsymb;
836: if ($newpostsflag) {
837: $discussion .= '&previous='.$prevread;
838: }
839: $discussion .= &group_args($group);
840: $discussion .= '">'.&mt('Undelete all deleted entries').'</a>';
841: }
842: $discussion.='</td>';
1.222 raeburn 843: if ($newpostsflag) {
844: if (!$markondisp) {
1.270 www 845: $discussion .='<td class="LC_disc_action_right"><a href="/adm/preferences?action=changediscussions';
1.222 raeburn 846: $discussion .= &group_args($group);
847: $discussion .= '">'.
1.314 www 848: &mt('My general preferences on what is marked as NEW').
1.222 raeburn 849: '</a><br /><a href="/adm/feedback?markread=1&symb='.$escsymb;
850: $discussion .= &group_args($group);
1.281 bisitz 851: $discussion .= '">'.&mt('Mark NEW posts no longer new').'</a></td>';
1.222 raeburn 852: } else {
853: $discussion .= '<td> </td>';
854: }
855: } else {
856: $discussion .= '<td> </td>';
857: }
858: $discussion .= '</tr></table></td></tr>';
859: return $discussion;
860: }
861:
1.208 raeburn 862: sub postingform_display {
863: my ($mode,$ressymb,$now,$subject,$comment,$outputtarget,$attachnum,
1.278 raeburn 864: $currnewattach,$currdelold,$group,$crstype) = @_;
1.208 raeburn 865: my $newattachmsg;
1.220 raeburn 866: my %lt = &Apache::lonlocal::texthash(
867: 'note' => 'Note: in anonymous discussion, your name is visible only to course faculty',
868: 'title' => 'Title',
869: 'podi' => 'Post Discussion',
870: 'poan' => 'Post Anonymous Discussion',
871: 'newa' => 'New attachments',
872: );
1.278 raeburn 873: if ($crstype eq 'Community') {
874: $lt{'note'} = &mt('Note: in anonymous discussion, your name is visible only to community facilitators');
875: }
1.297 raeburn 876: my ($postingform,$textareaclass);
877: if (&Apache::lonhtmlcommon::htmlareabrowser()) {
878: $postingform = &Apache::lonhtmlcommon::htmlareaselectactive();
879: $textareaclass = 'class="LC_richDefaultOff"';
1.301 raeburn 880: if ($env{'request.course.id'}) {
881: unless (($env{'course.'.$env{'request.course.id'}.'.allow_limited_html_in_feedback'} =~ /^\s*yes\s*$/i) || ($env{'form.sendmessageonly'})) {
882: undef($textareaclass);
883: }
884: }
1.297 raeburn 885: }
886: $postingform .= (<<ENDDISCUSS);
1.220 raeburn 887: <form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data"> <input type="submit" name="discuss" value="$lt{'podi'}" />
888: <input type="submit" name="anondiscuss" value="$lt{'poan'}" /> <input type="hidden" name="symb" value="$ressymb" />
1.208 raeburn 889: <input type="hidden" name="sendit" value="true" />
890: <input type="hidden" name="timestamp" value="$now" />
1.329 www 891: <a name="newpost"></a>
1.220 raeburn 892: <font size="1">$lt{'note'}</font><br />
1.329 www 893: <b>$lt{'title'}:</b> <input type="text" name="subject" value="$subject" size="30" /><br />
1.297 raeburn 894: <textarea name="comment" cols="80" rows="14" id="comment" $textareaclass>$comment</textarea>
1.208 raeburn 895: ENDDISCUSS
896: if ($env{'form.origpage'}) {
897: $postingform .= '<input type="hidden" name="origpage" value="'.
898: $env{'form.origpage'}.'" />'."\n";
899: foreach my $att (@{$currnewattach}) {
900: $postingform .= '<input type="hidden" name="currnewattach" '.
901: 'value="'.$att.'" />'."\n";
902: }
903: }
904: if (exists($env{'form.ref'})) {
905: $postingform .= '<input type="hidden" name="ref" value="'.
906: $env{'form.ref'}.'" />';
907: }
908: if ($group ne '') {
909: $postingform .='<input type="hidden" name="group" value="'.$group.'" />';
910: }
1.235 raeburn 911: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 912: if (!$blockblog) {
1.278 raeburn 913: $postingform .= &add_blog_checkbox($crstype);
1.224 raeburn 914: }
1.208 raeburn 915: $postingform .= "</form>\n";
1.295 www 916: $postingform .= &generate_attachments_button('',$attachnum,$ressymb,
1.208 raeburn 917: $now,$currnewattach,
1.224 raeburn 918: $currdelold,'',$mode,
919: $blockblog);
1.295 www 920: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
921: $newattachmsg = '<br /><b>'.$lt{'newa'}.'</b><br />';
922: if (@{$currnewattach} > 1) {
923: $newattachmsg .= '<ol>';
924: foreach my $item (@{$currnewattach}) {
925: $item =~ m#.*/([^/]+)$#;
926: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
927: }
928: $newattachmsg .= '</ol>'."\n";
929: } else {
930: $$currnewattach[0] =~ m#.*/([^/]+)$#;
931: $newattachmsg .= '<a href="'.$$currnewattach[0].'">'.$1.'</a><br />'."\n";
932: }
1.208 raeburn 933: }
1.295 www 934: $postingform .= $newattachmsg;
935: $postingform .= &generate_preview_button();
1.208 raeburn 936: return $postingform;
937: }
938:
1.116 raeburn 939: sub build_posting_display {
1.306 www 940: my ($usernamesort,$subjectsort,$namesort,$notshown,$newitem,$dischash,$shown,$alldiscussion,$imsitems,$imsfiles,$roleinfo,$discussionitems,$replies,$depth,$posters,$maxdepth,$visible,$newpostsflag,$current,$status,$viewgrades,$seeid,$prevread,$sortposts,$ressymb,$readkey,$showunmark,$showonlyunread,$totposters,$rolefilter,$sectionpick,$grouppick,$classgroups,$statusfilter,$toggkey,$outputtarget,$anonhash,$anoncnt,$group) = @_;
1.116 raeburn 941: my @original=();
942: my @index=();
1.210 albertel 943: my $skip_group_check = 0;
1.133 albertel 944: my $symb=&Apache::lonenc::check_decrypt($ressymb);
1.204 www 945: my $escsymb=&escape($ressymb);
1.323 www 946: # These are the discussion contributions
1.157 albertel 947: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
948: $env{'course.'.$env{'request.course.id'}.'.domain'},
949: $env{'course.'.$env{'request.course.id'}.'.num'});
1.323 www 950: # And these are the likes/unlikes
1.322 www 951: my %likes=&Apache::lonnet::dump('disclikes',
952: $env{'course.'.$env{'request.course.id'}.'.domain'},
953: $env{'course.'.$env{'request.course.id'}.'.num'},
954: '^'.$symb.':');
955: my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};
1.324 www 956: # Array with likes to figure out averages, etc.
957: my @theselikes=();
1.323 www 958: # Is the user allowed to see the real name behind anonymous postings?
1.248 albertel 959: my $see_anonymous =
960: &Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
961:
1.210 albertel 962: if ((@{$grouppick} == 0) || (grep(/^all$/,@{$grouppick}))) {
963: $skip_group_check = 1;
1.208 raeburn 964: }
1.323 www 965: # Deletions and hiddens are just lists. Split them up into a hash for quicker lookup
1.300 raeburn 966: my (%deletions,%hiddens);
967: if ($contrib{'deleted'}) {
968: my $deleted = $contrib{'deleted'};
969: $deleted =~ s/^\.//;
970: $deleted =~ s/\.$//;
971: %deletions = map { $_ => 1 } (split(/\.\./,$deleted));
972: }
973: if ($contrib{'hidden'}) {
974: my $hidden = $contrib{'hidden'};
975: $hidden =~ s/^\.//;
976: $hidden =~ s/\.$//;
977: %hiddens = map { $_ => 1 } (split(/\.\./,$hidden));
978: }
1.324 www 979: # Versions if store/restore are used to actually store the messages.
1.116 raeburn 980: if ($contrib{'version'}) {
981: my $oldest = $contrib{'1:timestamp'};
982: if ($prevread eq '0') {
983: $prevread = $oldest-1;
984: }
1.143 raeburn 985: my ($skiptest,$rolematch,$roleregexp,$secregexp,$statusregexp);
986: if ($sortposts) {
1.208 raeburn 987: ($skiptest,$roleregexp,$secregexp,$statusregexp) =
988: &filter_regexp($rolefilter,$sectionpick,$statusfilter);
1.143 raeburn 989: $rolematch = $roleregexp.':'.$secregexp.':'.$statusregexp;
1.325 www 990: }
991: # We need to go through this twice, first to get the likes/dislikes, then to actually build the display
992: for (my $id=1;$id<=$contrib{'version'};$id++) {
993: my $idx=$id;
994: next if ($contrib{$idx.':deleted'});
995: next if ($contrib{$idx.':hidden'});
996: unless ((($hiddens{$idx}) && (!$seeid)) || ($deletions{$idx}) || (!$contrib{$idx.':message'})) {
997: push(@theselikes,$likes{$symb.':'.$idx.':likes'});
998: }
999: }
1000: # Figure out average likes and standard deviation if there are enough discussions to warrant that
1001: my $ave=0;
1002: my $stddev=10000;
1003: if ($#theselikes>1) {
1004: my $sum=0;
1005: my $num=$#theselikes+1;
1006: foreach my $thislike (@theselikes) {
1007: $sum+=$thislike;
1008: }
1009: $ave=$sum/$num;
1010: my $sumsq=0;
1011: foreach my $thislike (@theselikes) {
1012: $sumsq+=($thislike-$ave)*($thislike-$ave);
1013: }
1014: $stddev=sqrt($sumsq/$num);
1015: }
1016: # Now we know the average likes $ave and the standard deviation $stddev
1.326 www 1017: # Get the boundaries for markup
1018: my $oneplus=$ave+$stddev;
1019: my $twoplus=$ave+2.*$stddev;
1020: my $oneminus=$ave-$stddev;
1021: my $twominus=$ave-2.*$stddev;
1.325 www 1022: #
1023: # This is now the real loop. Go through all entries, pick up what we need
1024: #
1.116 raeburn 1025: for (my $id=1;$id<=$contrib{'version'};$id++) {
1026: my $idx=$id;
1.300 raeburn 1027: next if ($contrib{$idx.':deleted'});
1028: next if ($contrib{$idx.':hidden'});
1.324 www 1029: # If we get here, we are actually going to display the message - we don't know where and we don't know if we display
1030: # previous edits, but it counts as one entry
1.116 raeburn 1031: my $posttime = $contrib{$idx.':timestamp'};
1032: if ($prevread <= $posttime) {
1033: $$newpostsflag = 1;
1034: }
1035: my $studenthidden=($contrib{'studenthidden'}=~/\.$idx\./);
1036: my $origindex='0.';
1037: my $numoldver=0;
1038: if ($contrib{$idx.':replyto'}) {
1.157 albertel 1039: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1040: # this is a follow-up message
1041: $original[$idx]=$original[$contrib{$idx.':replyto'}];
1042: $$depth[$idx]=$$depth[$contrib{$idx.':replyto'}]+1;
1043: $origindex=$index[$contrib{$idx.':replyto'}];
1044: if ($$depth[$idx]>$$maxdepth) { $$maxdepth=$$depth[$idx]; }
1045: } else {
1046: $original[$idx]=0;
1047: $$depth[$idx]=0;
1048: }
1049: } else {
1050: # this is an original message
1051: $original[$idx]=0;
1052: $$depth[$idx]=0;
1053: }
1054: if ($$replies[$$depth[$idx]]) {
1055: $$replies[$$depth[$idx]]++;
1056: } else {
1057: $$replies[$$depth[$idx]]=1;
1058: }
1.300 raeburn 1059: unless ((($hiddens{$idx}) && (!$seeid)) || ($deletions{$idx})) {
1.116 raeburn 1060: $$visible++;
1061: if ($contrib{$idx.':history'}) {
1062: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1063: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1064: $numoldver = @oldversions;
1065: } else {
1066: $numoldver = 1;
1067: }
1068: }
1069: $$current = $numoldver;
1070: my %messages = ();
1071: my %subjects = ();
1072: my %attachtxt = ();
1073: my %allattachments = ();
1074: my ($screenname,$plainname);
1075: my $sender = &mt('Anonymous');
1.173 www 1076: # Anonymous users getting number within a discussion
1077: # Since idx is in static order, this should give the same sequence every time.
1078: my $key=$contrib{$idx.':sendername'}.'@'.$contrib{$idx.':senderdomain'};
1079: unless ($$anonhash{$key}) {
1080: $anoncnt++;
1081: $$anonhash{$key}=&mt('Anonymous').' '.$anoncnt;
1082: }
1.116 raeburn 1083: my ($message,$subject,$vgrlink,$ctlink);
1084: &get_post_contents(\%contrib,$idx,$seeid,$outputtarget,\%messages,\%subjects,\%allattachments,\%attachtxt,$imsfiles,\$screenname,\$plainname,$numoldver);
1085:
1086:
1087: # Set up for sorting by subject
1088: unless ($outputtarget eq 'export') {
1089: $message=$messages{$numoldver};
1090: $message.=$attachtxt{$numoldver};
1091: $subject=$subjects{$numoldver};
1092: if ($message) {
1.300 raeburn 1093: if ($hiddens{$idx}) {
1.116 raeburn 1094: $message='<font color="#888888">'.$message.'</font>';
1095: if ($studenthidden) {
1096: $message .='<br /><br />Deleted by poster (student).';
1097: }
1098: }
1099:
1100: if ($subject eq '') {
1101: if (defined($$subjectsort{'__No subject'})) {
1.221 raeburn 1102: push(@{$$subjectsort{'__No subject'}}, $idx);
1.116 raeburn 1103: } else {
1104: @{$$subjectsort{'__No subject'}} = ("$idx");
1105: }
1106: } else {
1107: if (defined($$subjectsort{$subject})) {
1.221 raeburn 1108: push(@{$$subjectsort{$subject}}, $idx);
1.116 raeburn 1109: } else {
1110: @{$$subjectsort{$subject}} = ("$idx");
1111: }
1112: }
1.248 albertel 1113: if (!$contrib{$idx.':anonymous'} || $see_anonymous) {
1.116 raeburn 1114: $sender=&Apache::loncommon::aboutmewrapper(
1115: $plainname,
1116: $contrib{$idx.':sendername'},
1117: $contrib{$idx.':senderdomain'}).' ('.
1.254 bisitz 1118: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1119: $contrib{$idx.':senderdomain'}.')';
1.287 raeburn 1120: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1121: if ($contrib{$idx.':anonymous'}) {
1.173 www 1122: $sender.=' <font color="red"><b>['.$$anonhash{$key}.']</b></font> '.
1.116 raeburn 1123: $screenname;
1124: }
1.248 albertel 1125: if ($see_anonymous) {
1126: $sender.=&Apache::loncommon::student_image_tag($contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
1127: }
1.116 raeburn 1128: # Set up for sorting by domain, then username
1129: unless (defined($$usernamesort{$contrib{$idx.':senderdomain'}})) {
1130: %{$$usernamesort{$contrib{$idx.':senderdomain'}}} = ();
1131: }
1132: if (defined($$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}})) {
1.221 raeburn 1133: push(@{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}}, $idx);
1.116 raeburn 1134: } else {
1135: @{$$usernamesort{$contrib{$idx.':senderdomain'}}{$contrib{$idx.':sendername'}}} = ("$idx");
1136: }
1137: # Set up for sorting by last name, then first name
1138: my %names = &Apache::lonnet::get('environment',
1139: ['firstname','lastname'],$contrib{$idx.':senderdomain'},
1140: ,$contrib{$idx.':sendername'});
1141: my $lastname = $names{'lastname'};
1142: my $firstname = $names{'firstname'};
1143: if ($lastname eq '') {
1144: $lastname = '_';
1145: }
1146: if ($firstname eq '') {
1147: $firstname = '_';
1148: }
1149: unless (defined($$namesort{$lastname})) {
1150: %{$$namesort{$lastname}} = ();
1151: }
1152: if (defined($$namesort{$lastname}{$firstname})) {
1.221 raeburn 1153: push(@{$$namesort{$lastname}{$firstname}}, $idx);
1.116 raeburn 1154: } else {
1155: @{$$namesort{$lastname}{$firstname}} = ("$idx");
1156: }
1.299 raeburn 1157: if ($outputtarget ne 'tex') {
1.333 ! www 1158: my $karma=&userkarma($contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});
! 1159: for (my $i=1;$i<=$karma;$i++) {
! 1160: $sender.='<img border="0" src="/res/adm/pages/star.gif" alt="'.&mt('Contributor Kudos').'" />';
! 1161: }
1.322 www 1162: unless ($likes{$symb.':'.$idx.':likers'}=~/\,\Q$thisuser\E\,/) {
1.331 www 1163: $sender.=' '.&discussion_link($symb,'<img border="0" src="/res/adm/pages/thumbsup.png" alt="'.&mt('Like').'" />','like',$idx,$$newpostsflag,$prevread,&group_args($group),&mt("Like this posting"));
1.322 www 1164: }
1165: unless ($likes{$symb.':'.$idx.':unlikers'}=~/\,\Q$thisuser\E\,/) {
1.331 www 1166: $sender.=' '.&discussion_link($symb,'<img border="0" src="/res/adm/pages/thumbsdown.png" alt="'.&mt('Unlike').'" />',,'unlike',$idx,$$newpostsflag,$prevread,&group_args($group),&mt("Unlike this posting"));
1.322 www 1167: }
1.323 www 1168: my $thislikes=$likes{$symb.':'.$idx.':likes'};
1169: if ($thislikes>0) {
1170: $sender.=' ('.&mt("[_1] likes",$thislikes).')';
1171: } elsif ($thislikes<0) {
1172: $sender.=' ('.&mt("[_1] unlikes",abs($thislikes)).')';
1173: }
1.299 raeburn 1174: if (&editing_allowed($escsymb.':::'.$idx,$group)) {
1175: if (($env{'user.domain'} eq $contrib{$idx.':senderdomain'}) && ($env{'user.name'} eq $contrib{$idx.':sendername'})) {
1.308 www 1176: $sender.=' '.
1177: &discussion_link($symb,&mt('Edit'),'editdisc',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1178: unless ($seeid) {
1179: my $grpargs = &group_args($group);
1180: $sender.=" <a href=\"javascript:verifydelete('studentdelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')";
1181: $sender .= '">'.&mt('Delete').'</a>';
1182: }
1.116 raeburn 1183: }
1184: }
1.299 raeburn 1185: if ($seeid) {
1.300 raeburn 1186: if ($hiddens{$idx}) {
1.299 raeburn 1187: unless ($studenthidden) {
1.308 www 1188: $sender.=' '.
1189: &discussion_link($symb,&mt('Make Visible'),'unhide',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1190: }
1191: } else {
1.308 www 1192: $sender.=' '.
1193: &discussion_link($symb,&mt('Hide'),'hide',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1194: }
1195: my $grpargs = &group_args($group);
1196: $sender.=
1197: " <a href=\"javascript:verifydelete('seeiddelete','$escsymb','$idx','$$newpostsflag','$prevread','$grpargs')\">";
1198: $sender .= &mt('Delete').'</a>';
1199: }
1.116 raeburn 1200: }
1.299 raeburn 1201: } else {
1.116 raeburn 1202: if ($screenname) {
1203: $sender='<i>'.$screenname.'</i>';
1.173 www 1204: } else {
1205: $sender='<i>'.$$anonhash{$key}.'</i>';
1.116 raeburn 1206: }
1.287 raeburn 1207: $sender = '<b>'.$sender.'</b>';
1.116 raeburn 1208: # Set up for sorting by domain, then username for anonymous
1209: unless (defined($$usernamesort{'__anon'})) {
1210: %{$$usernamesort{'__anon'}} = ();
1211: }
1212: if (defined($$usernamesort{'__anon'}{'__anon'})) {
1.221 raeburn 1213: push(@{$$usernamesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1214: } else {
1215: @{$$usernamesort{'__anon'}{'__anon'}} = ("$idx");
1216: }
1217: # Set up for sorting by last name, then first name for anonymous
1218: unless (defined($$namesort{'__anon'})) {
1219: %{$$namesort{'__anon'}} = ();
1220: }
1221: if (defined($$namesort{'__anon'}{'__anon'})) {
1.221 raeburn 1222: push(@{$$namesort{'__anon'}{'__anon'}}, $idx);
1.116 raeburn 1223: } else {
1224: @{$$namesort{'__anon'}{'__anon'}} = ("$idx");
1225: }
1226: }
1.299 raeburn 1227: if ($outputtarget ne 'tex') {
1228: if (&discussion_open($status)) {
1229: if (($group ne '') &&
1230: (&check_group_priv($group,'pgd') eq 'ok')) {
1.307 www 1231: $sender.=' '.
1232: &discussion_link($symb,&mt('Reply'),'replydisc',$idx,$$newpostsflag,$prevread,&group_args($group));
1.299 raeburn 1233: } elsif (&Apache::lonnet::allowed('pch',
1234: $env{'request.course.id'}.
1235: ($env{'request.course.sec'}?'/'.
1236: $env{'request.course.sec'}:''))) {
1.307 www 1237: $sender.=' '.
1238: &discussion_link($symb,&mt('Reply'),'replydisc',$idx,$$newpostsflag,$prevread);
1.208 raeburn 1239: }
1.116 raeburn 1240: }
1.299 raeburn 1241: if ($viewgrades) {
1.290 bisitz 1242: $vgrlink=&Apache::loncommon::submlink(&mt('Submissions'),
1.299 raeburn 1243: $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
1244: }
1245: if ($$dischash{$readkey}=~/\.$idx\./) {
1246: $ctlink = '<label><b>'.&mt('Mark unread').'?</b> <input type="checkbox" name="postunread_'.$idx.'" /></label>';
1247: } else {
1248: $ctlink = '<label><b>'.&mt('Mark read').'?</b> <input type="checkbox" name="postread_'.$idx.'" /></label>';
1249: }
1.116 raeburn 1250: }
1251: }
1252: #figure out at what position this needs to print
1253: }
1254: if ($outputtarget eq 'export' || $message) {
1255: my $thisindex=$idx;
1.157 albertel 1256: if ( (($env{'environment.threadeddiscussion'}) && ($sortposts eq '')) || ($sortposts eq 'thread') || ($outputtarget eq 'export')) {
1.116 raeburn 1257: $thisindex=$origindex.substr('00'.$$replies[$$depth[$idx]],-2,2);
1258: }
1259: $$alldiscussion{$thisindex}=$idx;
1260: $$shown{$idx} = 0;
1261: $index[$idx]=$thisindex;
1262: }
1263: if ($outputtarget eq 'export') {
1264: %{$$imsitems{$idx}} = ();
1265: $$imsitems{$idx}{'isvisible'}='true';
1.300 raeburn 1266: if ($hiddens{$idx}) {
1.116 raeburn 1267: $$imsitems{$idx}{'isvisible'}='false';
1268: }
1269: $$imsitems{$idx}{'title'}=$subjects{$numoldver};
1270: $$imsitems{$idx}{'message'}=$messages{$numoldver};
1271: $$imsitems{$idx}{'attach'}=$attachtxt{$numoldver};
1272: $$imsitems{$idx}{'timestamp'}=$contrib{$idx.':timestamp'};
1273: $$imsitems{$idx}{'sender'}=$plainname.' ('.
1.276 bisitz 1274: $contrib{$idx.':sendername'}.':'.
1.116 raeburn 1275: $contrib{$idx.':senderdomain'}.')';
1276: $$imsitems{$idx}{'isanonymous'}='false';
1277: if ($contrib{$idx.':anonymous'}) {
1278: $$imsitems{$idx}{'isanonymous'}='true';
1279: }
1280: $$imsitems{$idx}{'currversion'}=$numoldver;
1281: %{$$imsitems{$idx}{'allattachments'}}=%allattachments;
1282: unless ($messages{$numoldver} eq '' && $attachtxt{$numoldver} eq '') {
1283: $$shown{$idx} = 1;
1284: }
1285: } else {
1286: if ($message) {
1287: my $spansize = 2;
1288: if ($showonlyunread && $prevread > $posttime) {
1289: $$notshown{$idx} = 1;
1290: } elsif ($showunmark && $$dischash{$readkey}=~/\.$idx\./) {
1291: $$notshown{$idx} = 1;
1292: } else {
1293: # apply filters
1294: my $uname = $contrib{$idx.':sendername'};
1295: my $udom = $contrib{$idx.':senderdomain'};
1296: my $poster = $uname.':'.$udom;
1.208 raeburn 1297: if ($env{'form.totposters'} ne '') {
1.143 raeburn 1298: if ($totposters == 0) {
1299: $$shown{$idx} = 0;
1300: } elsif ($totposters > 0) {
1301: if (grep/^$poster$/,@{$posters}) {
1302: $$shown{$idx} = 1;
1.116 raeburn 1303: }
1304: }
1.143 raeburn 1305: } elsif ($sortposts) {
1.116 raeburn 1306: if ($skiptest) {
1307: $$shown{$idx} = 1;
1308: } else {
1309: foreach my $role (@{$$roleinfo{$poster}}) {
1.143 raeburn 1310: if ($role =~ /^cc:/) {
1311: my $cc_regexp = $roleregexp.':[^:]*:'.$statusregexp;
1312: if ($role =~ /$cc_regexp/) {
1313: $$shown{$idx} = 1;
1.144 raeburn 1314: last;
1.143 raeburn 1315: }
1316: } elsif ($role =~ /^$rolematch$/) {
1.116 raeburn 1317: $$shown{$idx} = 1;
1318: last;
1319: }
1320: }
1321: }
1.210 albertel 1322: if ($$shown{$idx} && !$skip_group_check) {
1.208 raeburn 1323: my $showflag = 0;
1324: if (ref($$classgroups{$poster}{active}) eq 'HASH') {
1325: foreach my $grp (@{$grouppick}) {
1326: if (grep/^\Q$grp\E$/,
1327: keys(%{$$classgroups{$poster}{active}})) {
1328: $showflag = 1;
1329: last;
1330: }
1331: }
1332: }
1333: if ($showflag) {
1334: $$shown{$idx} = 1;
1335: } else {
1336: $$shown{$idx} = 0;
1337: }
1338: }
1.143 raeburn 1339: } else {
1340: $$shown{$idx} = 1;
1.116 raeburn 1341: }
1342: }
1343: unless ($$notshown{$idx} == 1) {
1344: if ($prevread > 0 && $prevread <= $posttime) {
1345: $$newitem{$idx} = 1;
1.315 www 1346: $$discussionitems[$idx] .= '<font color="#FF0000"><b>'.&mt('NEW').' </b></font>';
1.116 raeburn 1347: } else {
1348: $$newitem{$idx} = 0;
1349: }
1.315 www 1350: $$discussionitems[$idx] .= '<b>'.$subject.'</b> '.
1.288 raeburn 1351: $sender.' '.$vgrlink.' ('.
1.315 www 1352: &Apache::lonlocal::locallocaltime($posttime).')';
1.116 raeburn 1353: if ($$dischash{$toggkey}) {
1.315 www 1354: $$discussionitems[$idx].=' '.$ctlink;
1.116 raeburn 1355: }
1.326 www 1356: # Figure out size based on likes
1357: my $thislikes=$likes{$symb.':'.$idx.':likes'};
1358: my $likesize="100";
1359: if ($thislikes>$twoplus) {
1360: $likesize="200";
1361: } elsif ($thislikes>$oneplus) {
1362: $likesize="150";
1363: }
1364: if ($thislikes<$twominus) {
1365: $likesize="50";
1366: } elsif ($thislikes<$oneminus) {
1367: $likesize="75";
1368: }
1.315 www 1369: $$discussionitems[$idx].= '<br /><blockquote>'.
1.326 www 1370: "<div style='font-size:$likesize%'>".
1371: $message.
1372: '</div></blockquote>';
1.116 raeburn 1373: if ($contrib{$idx.':history'}) {
1374: my @postversions = ();
1375: $$discussionitems[$idx] .= &mt('This post has been edited by the author.');
1376: if ($seeid) {
1.308 www 1377: $$discussionitems[$idx] .= ' '.
1378: &discussion_link($symb,&mt('Display all versions'),'allversions',$idx,$$newpostsflag,$prevread,&group_args($group));
1.116 raeburn 1379: }
1380: $$discussionitems[$idx].='<br/>'.&mt('Earlier version(s) were posted on: ');
1381: if ($contrib{$idx.':history'} =~ m/:/) {
1.221 raeburn 1382: @postversions = split(/:/,$contrib{$idx.':history'});
1.116 raeburn 1383: } else {
1384: @postversions = ("$contrib{$idx.':history'}");
1385: }
1386: for (my $i=0; $i<@postversions; $i++) {
1387: my $version = $i+1;
1388: $$discussionitems[$idx] .= '<b>'.$version.'.</b> - '.&Apache::lonlocal::locallocaltime($postversions[$i]).' ';
1389: }
1390: }
1.324 www 1391: # end of unless ($$notshown ...)
1.116 raeburn 1392: }
1.324 www 1393: # end of if ($message) ...
1.116 raeburn 1394: }
1.324 www 1395: # end of the else-branch of target being export
1.116 raeburn 1396: }
1.324 www 1397: # end of unless hidden or deleted
1.116 raeburn 1398: }
1.324 www 1399: # end of the loop over all discussion entries
1.116 raeburn 1400: }
1.325 www 1401: # end of "if there actually are any discussions
1.116 raeburn 1402: }
1.324 www 1403: # end of subroutine "build_posting_display"
1.116 raeburn 1404: }
1405:
1.143 raeburn 1406: sub filter_regexp {
1407: my ($rolefilter,$sectionpick,$statusfilter) = @_;
1408: my ($roleregexp,$secregexp,$statusregexp);
1409: my $skiptest = 1;
1410: if (@{$rolefilter} > 0) {
1411: my @okrolefilter = ();
1.221 raeburn 1412: foreach my $role (@{$rolefilter}) {
1413: unless ($role eq '') {
1414: push(@okrolefilter, $role);
1.143 raeburn 1415: }
1416: }
1417: if (@okrolefilter > 0) {
1418: if (grep/^all$/,@okrolefilter) {
1419: $roleregexp='[^:]+';
1420: } else {
1421: if (@okrolefilter == 1) {
1422: $roleregexp=$okrolefilter[0];
1423: } else {
1424: $roleregexp='('.join('|',@okrolefilter).')';
1425: }
1426: $skiptest = 0;
1427: }
1428: }
1429: }
1430: if (@{$sectionpick} > 0) {
1431: my @oksectionpick = ();
1.221 raeburn 1432: foreach my $sec (@{$sectionpick}) {
1433: unless ($sec eq '') {
1434: push(@oksectionpick, $sec);
1.143 raeburn 1435: }
1436: }
1437: if ((@oksectionpick > 0) && (!grep/^all$/,@oksectionpick)) {
1438: if (@oksectionpick == 1) {
1439: $secregexp = $oksectionpick[0];
1440: } else {
1441: $secregexp .= '('.join('|',@oksectionpick).')';
1442: }
1443: $skiptest = 0;
1444: } else {
1445: $secregexp .= '[^:]*';
1446: }
1447: }
1.208 raeburn 1448:
1.143 raeburn 1449: if (defined($statusfilter) && $statusfilter ne '') {
1450: if ($statusfilter eq 'all') {
1451: $statusregexp = '[^:]+';
1452: } else {
1453: $statusregexp = $statusfilter;
1454: $skiptest = 0;
1455: }
1456: }
1457: return ($skiptest,$roleregexp,$secregexp,$statusregexp);
1458: }
1459:
1460:
1.116 raeburn 1461: sub get_post_contents {
1462: my ($contrib,$idx,$seeid,$type,$messages,$subjects,$allattachments,$attachtxt,$imsfiles,$screenname,$plainname,$numver) = @_;
1463: my $discussion = '';
1464: my $start=$numver;
1465: my $end=$numver + 1;
1466: %{$$imsfiles{$idx}}=();
1467: if ($type eq 'allversions') {
1468: unless($seeid) {
1.208 raeburn 1469: $discussion=&mt('You do not have privileges to view all versions of posts.').' '.&mt('Please select a different role.');
1.116 raeburn 1470: return $discussion;
1471: }
1472: }
1.126 albertel 1473: # $$screenname=&Apache::loncommon::screenname(
1474: # $$contrib{$idx.':sendername'},
1475: # $$contrib{$idx.':senderdomain'});
1.172 www 1476: $$plainname=&Apache::loncommon::nickname(
1477: $$contrib{$idx.':sendername'},
1478: $$contrib{$idx.':senderdomain'});
1479: $$screenname=$$contrib{$idx.':screenname'};
1480:
1.116 raeburn 1481: my $sender=&Apache::loncommon::aboutmewrapper(
1482: $$plainname,
1483: $$contrib{$idx.':sendername'},
1484: $$contrib{$idx.':senderdomain'}).' ('.
1.276 bisitz 1485: $$contrib{$idx.':sendername'}.':'.
1.116 raeburn 1486: $$contrib{$idx.':senderdomain'}.')';
1487: my $attachmenturls = $$contrib{$idx.':attachmenturl'};
1488: my @postversions = ();
1489: if ($type eq 'allversions' || $type eq 'export') {
1490: $start = 0;
1491: if ($$contrib{$idx.':history'}) {
1.174 albertel 1492: @postversions = split(/:/,$$contrib{$idx.':history'});
1.116 raeburn 1493: }
1494: &get_post_versions($messages,$$contrib{$idx.':message'},1);
1495: &get_post_versions($subjects,$$contrib{$idx.':subject'},1);
1.221 raeburn 1496: push(@postversions,$$contrib{$idx.':timestamp'});
1.116 raeburn 1497: $end = @postversions;
1498: } else {
1499: &get_post_versions($messages,$$contrib{$idx.':message'},1,$numver);
1500: &get_post_versions($subjects,$$contrib{$idx.':subject'},1,$numver);
1501: }
1502:
1503: if ($$contrib{$idx.':anonymous'}) {
1504: $sender.=' ['.&mt('anonymous').'] '.$$screenname;
1505: }
1506: if ($type eq 'allversions') {
1507: $discussion=('<b>'.$sender.'</b><br /><ul>');
1508: }
1509: for (my $i=$start; $i<$end; $i++) {
1510: my ($timesent,$attachmsg);
1511: my %currattach = ();
1512: $timesent = &Apache::lonlocal::locallocaltime($postversions[$i]);
1.286 raeburn 1513: unless (&contains_block_html($messages->{$i})) {
1514: &newline_to_br(\$messages->{$i});
1515: }
1.116 raeburn 1516: $$messages{$i}=&Apache::lontexconvert::msgtexconverted($$messages{$i});
1517: $$subjects{$i}=~s/\n/\<br \/\>/g;
1518: $$subjects{$i}=&Apache::lontexconvert::msgtexconverted($$subjects{$i});
1519: if ($attachmenturls) {
1520: &extract_attachments($attachmenturls,$idx,$i,\$attachmsg,$allattachments,\%currattach);
1521: }
1522: if ($type eq 'export') {
1523: $$imsfiles{$idx}{$i} = '';
1524: if ($attachmsg) {
1.220 raeburn 1525: $$attachtxt{$i} = '<br />'.&mt('Attachments').':<br />';
1.221 raeburn 1526: foreach my $key (sort(keys(%currattach))) {
1527: if ($$allattachments{$key}{'filename'} =~ m-^/uploaded/([^/]+/[^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1.116 raeburn 1528: my $fname = $1.$3.'/'.$4;
1.284 raeburn 1529: $$imsfiles{$idx}{$i} .= '<file href="'.$fname.'" />'."\n";
1.116 raeburn 1530: $$attachtxt{$i}.= '<a href="'.$fname.'">'.$4.'</a><br />';
1531: }
1532: }
1533: }
1534: } else {
1535: if ($attachmsg) {
1.220 raeburn 1536: $$attachtxt{$i} = '<br />'.&mt('Attachments').':'.$attachmsg.'<br />';
1.116 raeburn 1537: } else {
1538: $$attachtxt{$i} = '';
1539: }
1540: }
1541: if ($type eq 'allversions') {
1542: $discussion.= <<"END";
1543: <li><b>$$subjects{$i}</b>, $timesent<br />
1544: $$messages{$i}<br />
1545: $$attachtxt{$i}</li>
1546: END
1547: }
1548: }
1549: if ($type eq 'allversions') {
1.187 albertel 1550: $discussion.='</ul>';
1.116 raeburn 1551: return $discussion;
1552: } else {
1553: return;
1554: }
1555: }
1556:
1557: sub replicate_attachments {
1558: my ($attachrefs,$tempexport) = @_;
1559: my $response;
1.221 raeburn 1560: foreach my $id (keys(%{$attachrefs})) {
1.116 raeburn 1561: if ($$attachrefs{$id}{'filename'} =~ m-^/uploaded/([^/]+)/([^/]+)(/feedback)?(/?\d*)/([^/]+)$-) {
1562: my $path = $tempexport;
1563: my $tail = $1.'/'.$2.$4;
1.221 raeburn 1564: my @extras = split(/\//,$tail);
1.116 raeburn 1565: my $destination = $tempexport.'/'.$1.'/'.$2.$4.'/'.$5;
1566: if (!-e $destination) {
1567: my $i= 0;
1568: while ($i<@extras) {
1569: $path .= '/'.$extras[$i];
1570: if (!-e $path) {
1571: mkdir($path,0700);
1572: }
1573: $i ++;
1574: }
1575: my ($content,$rtncode);
1576: my $uploadreply = &Apache::lonnet::getuploaded('GET',$$attachrefs{$id}{'filename'},$1,$2,$content,$rtncode);
1577: if ($uploadreply eq 'ok') {
1.125 raeburn 1578: my $attachcopy;
1579: if ($attachcopy = Apache::File->new('>'.$destination)) {
1580: print $attachcopy $content;
1581: close($attachcopy);
1582: } else {
1.220 raeburn 1583: $response .= &mt('Error copying file attachment - [_1] to IMS package',$5).': '.$!.'<br />'."\n";
1.125 raeburn 1584: }
1.116 raeburn 1585: } else {
1.125 raeburn 1586: &Apache::lonnet::logthis("Replication of attachment failed when building IMS export of discussion posts - domain: $1, course: $2, file: $$attachrefs{$id}{'filename'} -error: $rtncode");
1.220 raeburn 1587: $response .= &mt('Error copying file attachment - [_1] to IMS package: ',$5).$rtncode.'<br />'."\n";
1.116 raeburn 1588: }
1589: }
1590: }
1591: }
1.125 raeburn 1592: return $response;
1.116 raeburn 1593: }
1594:
1.6 albertel 1595: sub mail_screen {
1.255 raeburn 1596: my ($r,$feedurl,$options,$caller_symb,$attachmaxtext) = @_;
1.157 albertel 1597: if (exists($env{'form.origpage'})) {
1.208 raeburn 1598: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','currnewattach','addnewattach','deloldattach','delnewattach','timestamp','idx','anondiscuss','discuss','blog','group','ref']);
1.108 raeburn 1599: }
1.186 albertel 1600:
1.220 raeburn 1601: my %lt = &Apache::lonlocal::texthash(
1602: 'myqu' => 'My question/comment/feedback:',
1603: 'title' => 'Title',
1604: 'reta' => 'Retained attachments',
1.255 raeburn 1605: 'atta' => 'Attachment',
1.237 raeburn 1606: );
1.239 albertel 1607: my $restitle = &get_resource_title($caller_symb,$feedurl);
1.69 www 1608: my $quote='';
1.78 raeburn 1609: my $subject = '';
1.108 raeburn 1610: my $comment = '';
1.80 raeburn 1611: my $prevtag = '';
1.102 raeburn 1612: my $parentmsg = '';
1.108 raeburn 1613: my ($symb,$idx,$attachmenturls);
1614: my $numoldver = 0;
1615: my $attachmsg = '';
1616: my $newattachmsg = '';
1617: my @currnewattach = ();
1618: my @currdelold = ();
1619: my @keepold = ();
1.113 raeburn 1620: my %attachments = ();
1.108 raeburn 1621: my %currattach = ();
1622: my $attachnum = 0;
1623: my $anonchk = (<<END);
1624: function anonchk() {
1.199 albertel 1625: for (var i=0; i < document.mailform.discuss.length; i++) {
1626: if (document.mailform.discuss[i].checked) {
1627: document.attachment.discuss.value =
1628: document.mailform.discuss[i].value;
1629: }
1.198 albertel 1630: }
1631: if (document.mailform.blog.checked) {
1632: document.attachment.blog.value = 1;
1633: }
1.108 raeburn 1634: return
1635: }
1636: END
1637: my $anonscript;
1.157 albertel 1638: if (exists($env{'form.origpage'})) {
1.108 raeburn 1639: $anonscript = (<<END);
1.102 raeburn 1640: function setposttype() {
1.198 albertel 1641: var disc = "$env{'form.discuss'}";
1.199 albertel 1642: for (var i=0; i < document.mailform.discuss.length; i++) {
1643: if (disc == document.mailform.discuss[i].value) {
1644: document.mailform.discuss[i].checked = 1;
1645: }
1.198 albertel 1646: }
1647: var blog = "$env{'form.blog'}";
1648: if (blog == 1) {
1649: document.mailform.blog.checked=1;
1.108 raeburn 1650: }
1.102 raeburn 1651: return
1652: }
1653: END
1.108 raeburn 1654: } else {
1655: $anonscript = (<<END);
1656: function setposttype() {
1657: return
1658: }
1659: END
1660: }
1.157 albertel 1661: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1662: if ($env{'form.replydisc'}) {
1663: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
1.102 raeburn 1664: } else {
1.157 albertel 1665: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
1.102 raeburn 1666: }
1.157 albertel 1667: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1668: $env{'course.'.$env{'request.course.id'}.'.domain'},
1669: $env{'course.'.$env{'request.course.id'}.'.num'});
1.80 raeburn 1670: unless (($contrib{'hidden'}=~/\.$idx\./) || ($contrib{'deleted'}=~/\.$idx\./)) {
1.112 raeburn 1671: if ($contrib{$idx.':history'}) {
1672: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1673: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.112 raeburn 1674: $numoldver = @oldversions;
1675: } else {
1676: $numoldver = 1;
1677: }
1678: }
1.157 albertel 1679: if ($env{'form.replydisc'}) {
1.102 raeburn 1680: if ($contrib{$idx.':history'}) {
1681: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 1682: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.102 raeburn 1683: $numoldver = @oldversions;
1684: } else {
1685: $numoldver = 1;
1686: }
1687: }
1.108 raeburn 1688: if ($idx > 0) {
1.116 raeburn 1689: my %msgversions = ();
1690: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1.218 albertel 1691: $quote = $msgversions{$numoldver};
1.108 raeburn 1692: }
1.102 raeburn 1693: if ($idx > 0) {
1.116 raeburn 1694: my %subversions = ();
1695: &get_post_versions(\%subversions,$contrib{$idx.':subject'},1,$numoldver);
1.224 raeburn 1696: $subject = &mt('Re: ').$subversions{$numoldver};
1.102 raeburn 1697: }
1.108 raeburn 1698: $subject = &HTML::Entities::encode($subject,'<>&"');
1.102 raeburn 1699: } else {
1.108 raeburn 1700: $attachmenturls = $contrib{$idx.':attachmenturl'};
1.116 raeburn 1701: if ($idx > 0) {
1702: my %msgversions = ();
1703: &get_post_versions(\%msgversions,$contrib{$idx.':message'},0,$numoldver);
1704: $comment = $msgversions{$numoldver};
1705: my %subversions = ();
1706: &get_post_versions(\%subversions,$contrib{$idx.':subject'},0,$numoldver);
1707: $subject = $subversions{$numoldver};
1.102 raeburn 1708: }
1709: if (defined($contrib{$idx.':replyto'})) {
1710: $parentmsg = $contrib{$idx.':replyto'};
1711: }
1.157 albertel 1712: unless (exists($env{'form.origpage'})) {
1.203 albertel 1713: my $anonflag = 'nonanon';
1.108 raeburn 1714: if ($contrib{$idx.':anonymous'}) {
1.203 albertel 1715: $anonflag = 'anon';
1.108 raeburn 1716: }
1717: $anonscript = (<<END);
1.102 raeburn 1718: function setposttype () {
1.203 albertel 1719: var currtype = "$anonflag";
1720: for (var i=0; i<document.mailform.discuss.length; i++) {
1721: if (document.mailform.elements.discuss[i].value == currtype ) {
1722: document.mailform.elements.discuss[i].checked=1;
1723: }
1.102 raeburn 1724: }
1725: return
1726: }
1727: END
1.108 raeburn 1728: }
1.79 raeburn 1729: }
1.69 www 1730: }
1.157 albertel 1731: if ($env{'form.previous'}) {
1732: $prevtag = '<input type="hidden" name="previous" value="'.$env{'form.previous'}.'" />';
1.80 raeburn 1733: }
1.69 www 1734: }
1.108 raeburn 1735:
1.157 albertel 1736: if ($env{'form.origpage'}) {
1.204 www 1737: $subject = &unescape($env{'form.subject'});
1738: $comment = &unescape($env{'form.comment'});
1.108 raeburn 1739: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1740: }
1.312 www 1741: my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1,($env{'form.modal'}?'popup':0));
1.74 www 1742: my $send=&mt('Send');
1.220 raeburn 1743: my $alert = &mt('Please select a feedback type.');
1.186 albertel 1744: my $js= <<END;
1.63 albertel 1745: <script type="text/javascript">
1746: //<!--
1.5 www 1747: function gosubmit() {
1748: var rec=0;
1.12 albertel 1749: if (typeof(document.mailform.elements.discuss)!="undefined") {
1.203 albertel 1750: if (typeof(document.mailform.elements.discuss.length) == "undefined") {
1751: if (document.mailform.elements.discuss.checked ) {
1.202 albertel 1752: rec=1;
1753: }
1754: } else {
1.203 albertel 1755: for (var i=0; i<document.mailform.elements.discuss.length; i++) {
1756: if (document.mailform.elements.discuss[i].checked ) {
1.202 albertel 1757: rec=1;
1758: }
1759: }
1760: }
1761: }
1.175 www 1762: if (typeof(document.mailform.elements.blog)!="undefined") {
1.203 albertel 1763: if (document.mailform.elements.blog.checked) {
1.175 www 1764: rec=1;
1765: }
1766: }
1.5 www 1767:
1768: if (rec) {
1.118 albertel 1769: if (typeof(document.mailform.onsubmit)=='function') {
1.105 www 1770: document.mailform.onsubmit();
1771: }
1.5 www 1772: document.mailform.submit();
1773: } else {
1.220 raeburn 1774: alert('$alert');
1.5 www 1775: }
1776: }
1.108 raeburn 1777: $anonchk
1.102 raeburn 1778: $anonscript
1.63 albertel 1779: //-->
1.5 www 1780: </script>
1.186 albertel 1781: END
1782:
1.297 raeburn 1783: my ($textareaheader,$textareaclass);
1784: if (&Apache::lonhtmlcommon::htmlareabrowser()) {
1785: $textareaheader = &Apache::lonhtmlcommon::htmlareaselectactive();
1786: $textareaclass = 'class="LC_richDefaultOff"';
1.301 raeburn 1787: if ($env{'request.course.id'}) {
1788: unless (($env{'course.'.$env{'request.course.id'}.'.allow_limited_html_in_feedback'} =~ /^\s*yes\s*$/i) || ($env{'form.sendmessageonly'})) {
1789: undef($textareaclass);
1790: }
1791: }
1.297 raeburn 1792: }
1793:
1.276 bisitz 1794: # Breadcrumbs
1795: my $brcrum = [{'href' => '',
1796: 'text' => 'Resource Feedback and Discussion'}];
1797:
1.189 albertel 1798: my %onload = ('onload' => 'window.focus();setposttype();');
1.306 www 1799: my %parms=('add_entries' => \%onload);
1800: if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }
1.186 albertel 1801: my $start_page=
1.306 www 1802: &Apache::loncommon::start_page('Resource Feedback and Discussion',$js,\%parms);
1.186 albertel 1803:
1.218 albertel 1804: if ($quote ne '') {
1.286 raeburn 1805: $quote = &HTML::Entities::decode($quote);
1806: unless (&contains_block_html($quote)) {
1807: &newline_to_br(\$quote);
1808: }
1.218 albertel 1809: $quote='<blockquote>'.&Apache::lontexconvert::msgtexconverted($quote).'</blockquote>';
1810: }
1.309 www 1811: my $header='';
1812: unless ($env{'form.modal'}) {
1813: $header="<h2><tt>$restitle</tt></h2>";
1814: }
1.186 albertel 1815: $r->print(<<END);
1816: $start_page
1.309 www 1817: $header
1.43 www 1818: <form action="/adm/feedback" method="post" name="mailform"
1819: enctype="multipart/form-data">
1.80 raeburn 1820: $prevtag
1.63 albertel 1821: <input type="hidden" name="postdata" value="$feedurl" />
1.306 www 1822: <input type="hidden" name="modal" value="$env{'form.modal'}" />
1.102 raeburn 1823: END
1.157 albertel 1824: if ($env{'form.replydisc'}) {
1.102 raeburn 1825: $r->print(<<END);
1.157 albertel 1826: <input type="hidden" name="replydisc" value="$env{'form.replydisc'}" />
1.102 raeburn 1827: END
1.157 albertel 1828: } elsif ($env{'form.editdisc'}) {
1.102 raeburn 1829: $r->print(<<END);
1.271 bisitz 1830: <input type="hidden" name="editdisc" value="$env{'form.editdisc'}" />
1831: <input type="hidden" name="parentmsg" value="$parentmsg" />
1.102 raeburn 1832: END
1833: }
1.108 raeburn 1834: $r->print(<<END);
1.309 www 1835: $options
1.69 www 1836: $quote
1.297 raeburn 1837: <p>$lt{'myqu'}
1838: $textareaheader
1839: </p>
1.63 albertel 1840: <p>
1.47 bowersj2 1841: $latexHelp
1.267 bisitz 1842: </p>
1843: <p>
1.220 raeburn 1844: $lt{'title'}: <input type="text" name="subject" size="30" value="$subject" /></p>
1.78 raeburn 1845: <p>
1.297 raeburn 1846: <textarea name="comment" id="comment" cols="60" rows="10" $textareaclass>$comment
1.63 albertel 1847: </textarea></p>
1.108 raeburn 1848: END
1.157 albertel 1849: if ( ($env{'form.editdisc'}) || ($env{'form.replydisc'}) ) {
1850: if ($env{'form.origpage'}) {
1.221 raeburn 1851: foreach my $attach (@currnewattach) {
1852: $r->print('<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n");
1.108 raeburn 1853: }
1.221 raeburn 1854: foreach my $oldatt (@currdelold) {
1855: $r->print('<input type="hidden" name="deloldattach" value="'.$oldatt.'" />'."\n");
1.108 raeburn 1856: }
1857: }
1.157 albertel 1858: if ($env{'form.editdisc'}) {
1.108 raeburn 1859: if ($attachmenturls) {
1.113 raeburn 1860: &extract_attachments($attachmenturls,$idx,$numoldver,\$attachmsg,\%attachments,\%currattach,\@currdelold);
1.221 raeburn 1861: $attachnum = scalar(keys(%currattach));
1862: foreach my $key (keys(%currattach)) {
1863: $r->print('<input type="hidden" name="keepold" value="'.$key.'" />'."\n");
1.108 raeburn 1864: }
1865: }
1866: }
1867: } else {
1868: $r->print(<<END);
1.285 raeburn 1869: <p>
1.255 raeburn 1870: $lt{'atta'} $attachmaxtext: <input type="file" name="attachment" />
1.42 www 1871: </p>
1.108 raeburn 1872: END
1873: }
1.208 raeburn 1874: if (exists($env{'form.group'})) {
1875: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
1876: }
1877: if (exists($env{'form.ref'})) {
1878: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
1879: }
1.108 raeburn 1880: $r->print(<<END);
1.42 www 1881: <p>
1882: <input type="hidden" name="sendit" value="1" />
1.282 wenzelju 1883: <input type="button" value="$send" onclick='gosubmit();' />
1.42 www 1884: </p>
1.2 www 1885: </form>
1.108 raeburn 1886: END
1.157 albertel 1887: if ($env{'form.editdisc'} || $env{'form.replydisc'}) {
1.108 raeburn 1888: my $now = time;
1889: my $ressymb = $symb;
1.233 raeburn 1890: &Apache::lonenc::check_encrypt(\$ressymb);
1.108 raeburn 1891: my $postidx = '';
1.157 albertel 1892: if ($env{'form.editdisc'}) {
1.108 raeburn 1893: $postidx = $idx;
1894: }
1895: if (@currnewattach > 0) {
1896: $attachnum += @currnewattach;
1897: }
1.235 raeburn 1898: my $blockblog = &Apache::loncommon::blocking_status('blogs');
1.224 raeburn 1899: $r->print(&generate_attachments_button($postidx,$attachnum,$ressymb,$now,\@currnewattach,\@currdelold,$numoldver,'',$blockblog));
1.108 raeburn 1900: if ($attachnum > 0) {
1901: if (@currnewattach > 0) {
1.220 raeburn 1902: $newattachmsg .= '<br /><b>'.&mt('New attachments').'</b><br />';
1.108 raeburn 1903: if (@currnewattach > 1) {
1904: $newattachmsg .= '<ol>';
1905: foreach my $item (@currnewattach) {
1906: $item =~ m#.*/([^/]+)$#;
1907: $newattachmsg .= '<li><a href="'.$item.'">'.$1.'</a></li>'."\n";
1908: }
1909: $newattachmsg .= '</ol>'."\n";
1910: } else {
1911: $currnewattach[0] =~ m#.*/([^/]+)$#;
1912: $newattachmsg .= '<a href="'.$currnewattach[0].'">'.$1.'</a><br />'."\n";
1913: }
1914: }
1915: if ($attachmsg) {
1.220 raeburn 1916: $r->print("<br /><b>$lt{'reta'}</b>:$attachmsg<br />\n");
1.108 raeburn 1917: }
1918: if ($newattachmsg) {
1919: $r->print("$newattachmsg<br />");
1920: }
1921: }
1922: }
1923: $r->print(&generate_preview_button().
1.186 albertel 1924: &Apache::loncommon::end_page());
1925:
1.6 albertel 1926: }
1927:
1.97 raeburn 1928: sub print_display_options {
1.111 raeburn 1929: my ($r,$symb,$previous,$dispchgA,$dispchgB,$markchg,$toggchg,$feedurl) = @_;
1.135 albertel 1930: &Apache::loncommon::content_type($r,'text/html');
1931: $r->send_http_header;
1.98 raeburn 1932:
1.97 raeburn 1933: my $function = &Apache::loncommon::get_users_function();
1934: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 1935: $env{'user.domain'});
1.97 raeburn 1936:
1937: my %lt = &Apache::lonlocal::texthash(
1938: 'pref' => 'Display Preference',
1939: 'curr' => 'Current setting ',
1940: 'actn' => 'Action',
1941: 'deff' => 'Default for all discussions',
1942: 'prca' => 'Preferences can be set for this discussion that determine ....',
1.264 schafran 1943: 'whpo' => 'Which posts are displayed when you display this discussion board or resource, and',
1.111 raeburn 1944: 'unwh' => 'Under what circumstances posts are identified as "NEW", and',
1945: 'wipa' => 'Whether individual posts can be marked as read/unread',
1.97 raeburn 1946: 'allposts' => 'All posts',
1947: 'unread' => 'New posts only',
1.111 raeburn 1948: 'unmark' => 'Posts not marked read',
1.97 raeburn 1949: 'ondisp' => 'Once displayed',
1.254 bisitz 1950: 'onmark' => 'Once marked not NEW',
1.111 raeburn 1951: 'toggon' => 'Shown',
1952: 'toggoff' => 'Not shown',
1.97 raeburn 1953: 'disa' => 'Posts displayed?',
1.111 raeburn 1954: 'npmr' => 'New posts cease to be identified as "NEW"?',
1955: 'dotm' => 'Option to mark each post as read/unread?',
1.97 raeburn 1956: 'chgt' => 'Change to ',
1957: 'mkdf' => 'Set to ',
1.111 raeburn 1958: 'yhni' => 'You have not indicated that you wish to change any of the discussion settings',
1.97 raeburn 1959: 'ywbr' => 'You will be returned to the previous page if you click OK.'
1960: );
1961:
1.111 raeburn 1962: my $dispchangeA = $lt{'unread'};
1963: my $dispchangeB = $lt{'unmark'};
1.97 raeburn 1964: my $markchange = $lt{'ondisp'};
1.111 raeburn 1965: my $toggchange = $lt{'toggon'};
1.97 raeburn 1966: my $currdisp = $lt{'allposts'};
1967: my $currmark = $lt{'onmark'};
1968: my $discdisp = 'allposts';
1969: my $discmark = 'onmark';
1.111 raeburn 1970: my $currtogg = $lt{'toggoff'};
1971: my $disctogg = 'toggoff';
1.97 raeburn 1972:
1.111 raeburn 1973: if ($dispchgA eq 'allposts') {
1974: $dispchangeA = $lt{'allposts'};
1.97 raeburn 1975: $currdisp = $lt{'unread'};
1976: $discdisp = 'unread';
1977: }
1.111 raeburn 1978:
1.97 raeburn 1979: if ($markchg eq 'markonread') {
1980: $markchange = $lt{'onmark'};
1981: $currmark = $lt{'ondisp'};
1982: $discmark = 'ondisp';
1983: }
1.111 raeburn 1984:
1985: if ($dispchgB eq 'onlyunread') {
1986: $dispchangeB = $lt{'unread'};
1987: $currdisp = $lt{'unmark'};
1988: $discdisp = 'unmark';
1989: }
1990: if ($toggchg eq 'toggoff') {
1991: $toggchange = $lt{'toggoff'};
1992: $currtogg = $lt{'toggon'};
1993: $disctogg = 'toggon';
1994: }
1.187 albertel 1995:
1996: my $js = <<END;
1997: <script type="text/javascript">
1.111 raeburn 1998: function discdispChk(caller) {
1999: var disctogg = '$toggchg'
2000: if (caller == 0) {
2001: if (document.modifydisp.discdisp[0].checked == true) {
2002: if (document.modifydisp.discdisp[1].checked == true) {
2003: document.modifydisp.discdisp[1].checked = false
2004: }
2005: }
2006: }
2007: if (caller == 1) {
2008: if (document.modifydisp.discdisp[1].checked == true) {
2009: if (document.modifydisp.discdisp[0].checked == true) {
2010: document.modifydisp.discdisp[0].checked = false
2011: }
2012: if (disctogg == 'toggon') {
2013: document.modifydisp.disctogg.checked = true
2014: }
2015: if (disctogg == 'toggoff') {
2016: document.modifydisp.disctogg.checked = false
2017: }
2018: }
2019: }
2020: if (caller == 2) {
2021: var dispchgB = '$dispchgB'
2022: if (disctogg == 'toggoff') {
2023: if (document.modifydisp.disctogg.checked == true) {
2024: if (dispchgB == 'onlyunmark') {
2025: document.modifydisp.discdisp[1].checked = false
2026: }
2027: }
2028: }
2029: }
2030: }
2031:
1.97 raeburn 2032: function setDisp() {
2033: var prev = "$previous"
2034: var chktotal = 0
1.111 raeburn 2035: if (document.modifydisp.discdisp[0].checked == true) {
2036: document.modifydisp.$dispchgA.value = "$symb"
2037: chktotal ++
2038: }
2039: if (document.modifydisp.discdisp[1].checked == true) {
2040: document.modifydisp.$dispchgB.value = "$symb"
1.97 raeburn 2041: chktotal ++
2042: }
2043: if (document.modifydisp.discmark.checked == true) {
2044: document.modifydisp.$markchg.value = "$symb"
2045: chktotal ++
2046: }
1.111 raeburn 2047: if (document.modifydisp.disctogg.checked == true) {
2048: document.modifydisp.$toggchg.value = "$symb"
2049: chktotal ++
2050: }
1.97 raeburn 2051: if (chktotal > 0) {
2052: document.modifydisp.submit()
2053: } else {
2054: if(confirm("$lt{'yhni'}. \\n$lt{'ywbr'}")) {
2055: if (prev > 0) {
2056: location.href = "$feedurl?previous=$previous"
2057: } else {
2058: location.href = "$feedurl"
2059: }
2060: }
2061: }
2062: }
2063: </script>
1.187 albertel 2064: END
2065:
2066:
2067: my $start_page =
2068: &Apache::loncommon::start_page('Discussion display options',$js);
2069: my $end_page =
2070: &Apache::loncommon::end_page();
2071: $r->print(<<END);
1.192 albertel 2072: $start_page
1.273 bisitz 2073: <form name="modifydisp" method="post" action="/adm/feedback">
1.111 raeburn 2074: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li><li>$lt{'wipa'}</li></ol>
1.97 raeburn 2075: <br />
1.195 albertel 2076: END
2077: $r->print(&Apache::loncommon::start_data_table());
2078: $r->print(<<END);
2079: <tr>
2080: <th>$lt{'pref'}</td>
2081: <th>$lt{'curr'}</td>
2082: <th>$lt{'actn'}?</td>
1.97 raeburn 2083: </tr>
1.195 albertel 2084: END
2085: $r->print(&Apache::loncommon::start_data_table_row());
2086: $r->print(<<END);
1.97 raeburn 2087: <td>$lt{'disa'}</td>
2088: <td>$lt{$discdisp}</td>
1.282 wenzelju 2089: <td><label><input type="checkbox" name="discdisp" onclick="discdispChk('0')" /> $lt{'chgt'} "$dispchangeA"</label>
1.111 raeburn 2090: <br />
1.282 wenzelju 2091: <label><input type="checkbox" name="discdisp" onclick="discdispChk('1')" /> $lt{'chgt'} "$dispchangeB"</label>
1.111 raeburn 2092: </td>
1.195 albertel 2093: END
2094: $r->print(&Apache::loncommon::end_data_table_row());
2095: $r->print(&Apache::loncommon::start_data_table_row());
2096: $r->print(<<END);
1.97 raeburn 2097: <td>$lt{'npmr'}</td>
2098: <td>$lt{$discmark}</td>
1.151 albertel 2099: <td><label><input type="checkbox" name="discmark" />$lt{'chgt'} "$markchange"</label></td>
1.195 albertel 2100: END
2101: $r->print(&Apache::loncommon::end_data_table_row());
2102: $r->print(&Apache::loncommon::start_data_table_row());
2103: $r->print(<<END);
1.111 raeburn 2104: <td>$lt{'dotm'}</td>
2105: <td>$lt{$disctogg}</td>
1.282 wenzelju 2106: <td><label><input type="checkbox" name="disctogg" onclick="discdispChk('2')" />$lt{'chgt'} "$toggchange"</label></td>
1.195 albertel 2107: END
1.264 schafran 2108: my $save = &mt('Save');
1.195 albertel 2109: $r->print(&Apache::loncommon::end_data_table_row());
2110: $r->print(&Apache::loncommon::end_data_table());
2111: $r->print(<<END);
1.97 raeburn 2112: <br />
2113: <br />
1.137 albertel 2114: <input type="hidden" name="symb" value="$symb" />
1.97 raeburn 2115: <input type="hidden" name="previous" value="$previous" />
1.269 bisitz 2116: <input type="hidden" name="$dispchgA" value="" />
2117: <input type="hidden" name="$dispchgB" value="" />
2118: <input type="hidden" name="$markchg" value="" />
1.111 raeburn 2119: <input type="hidden" name="$toggchg" value="" />
1.282 wenzelju 2120: <input type="button" name="sub" value="$save" onclick="javascript:setDisp()" />
1.208 raeburn 2121: END
2122: if (exists($env{'form.group'})) {
2123: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2124: }
2125: if (exists($env{'form.ref'})) {
2126: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2127: }
2128: $r->print("
1.97 raeburn 2129: <br />
2130: <br />
2131: </form>
1.187 albertel 2132: $end_page
1.208 raeburn 2133: ");
1.97 raeburn 2134: return;
2135: }
2136:
1.100 raeburn 2137: sub print_sortfilter_options {
2138: my ($r,$symb,$previous,$feedurl) = @_;
1.133 albertel 2139:
1.135 albertel 2140: &Apache::loncommon::content_type($r,'text/html');
2141: $r->send_http_header;
2142:
1.139 albertel 2143: &Apache::lonenc::check_encrypt(\$symb);
1.197 albertel 2144: my @sections;
1.100 raeburn 2145: my $section_sel = '';
2146: my $numvisible = 5;
1.208 raeburn 2147: my @groups;
2148: my $group_sel = '';
2149: my $numgroupvis = 5;
1.197 albertel 2150: my %sectioncount = &Apache::loncommon::get_sections();
1.278 raeburn 2151: my @courseroles = qw(st ad ep ta in);
2152: my $crstype = &Apache::loncommon::course_type();
2153: my $ccrole = 'cc';
2154: if ($crstype eq 'Community') {
2155: $ccrole = 'co';
2156: }
2157: push(@courseroles,$ccrole);
2158:
1.157 albertel 2159: if ($env{'request.course.sec'} !~ /^\s*$/) { #Restrict section choice to current section
2160: @sections = ('all',$env{'request.course.sec'});
1.144 raeburn 2161: $numvisible = 2;
1.100 raeburn 2162: } else {
2163: @sections = sort {$a cmp $b} keys(%sectioncount);
1.197 albertel 2164: if (scalar(@sections) < 4) {
2165: $numvisible = scalar(@sections) + 1;
2166: }
1.100 raeburn 2167: unshift(@sections,'all'); # Put 'all' at the front of the list
1.197 albertel 2168:
1.100 raeburn 2169: }
1.212 albertel 2170: foreach my $sec (@sections) {
2171: $section_sel .= " <option value=\"$sec\">$sec</option>\n";
1.100 raeburn 2172: }
1.208 raeburn 2173:
2174: if (&check_group_priv() eq 'ok') {
2175: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2176: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2177: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
2178: @groups = sort {$a cmp $b} keys(%curr_groups);
2179: if (scalar(@groups) < 4) {
2180: $numgroupvis = scalar(@groups) + 1;
2181: }
2182: unshift(@groups,'all'); # Put 'all' at the front of the list
2183: } else {
2184: my @coursegroups = split(/:/,$env{'request.course.groups'});
2185: if (@coursegroups > 0) {
2186: @coursegroups = sort {$a cmp $b} @coursegroups;
2187: @groups = ('all',@coursegroups);
2188: if (scalar(@groups) < 4) {
2189: $numgroupvis = scalar(@groups) + 1;
2190: }
2191: } else {
2192: @groups = ('all');
2193: $numgroupvis = 1;
2194: }
2195: }
1.212 albertel 2196: foreach my $group (@groups) {
2197: $group_sel .= " <option value=\"$group\">$group</option>\n";
1.208 raeburn 2198: }
2199:
1.100 raeburn 2200: my $function = &Apache::loncommon::get_users_function();
2201: my $tabcolor = &Apache::loncommon::designparm($function.'.tabbg',
1.157 albertel 2202: $env{'user.domain'});
1.100 raeburn 2203: my %lt = &Apache::lonlocal::texthash(
2204: 'diop' => 'Display Options',
2205: 'curr' => 'Current setting ',
2206: 'actn' => 'Action',
1.143 raeburn 2207: 'prca' => 'Set options that control the sort order of posts, and/or which posts are displayed.',
1.100 raeburn 2208: 'soor' => 'Sort order',
1.143 raeburn 2209: 'spur' => 'Specific user roles',
2210: 'sprs' => 'Specific role status',
1.100 raeburn 2211: 'spse' => 'Specific sections',
1.208 raeburn 2212: 'spgr' => 'Specific groups',
1.100 raeburn 2213: 'psub' => 'Pick specific users (by name)',
1.220 raeburn 2214: 'shal' => 'Show a list of current posters',
1.247 albertel 2215: 'stor' => 'Save changes',
1.100 raeburn 2216: );
1.143 raeburn 2217:
2218: my %sort_types = ();
2219: my %role_types = ();
2220: my %status_types = ();
1.278 raeburn 2221: &sort_filter_names(\%sort_types,\%role_types,\%status_types,$crstype);
1.187 albertel 2222:
2223: my $js = <<END;
1.144 raeburn 2224: <script type="text/javascript">
2225: function verifyFilter() {
2226: var rolenum = 0
2227: for (var i=0; i<document.modifyshown.rolefilter.length; i++) {
2228: if (document.modifyshown.rolefilter.options[i].selected == true) {
2229: rolenum ++
2230: }
2231: }
2232: if (rolenum == 0) {
2233: document.modifyshown.rolefilter.options[0].selected = true
2234: }
2235:
2236: var secnum = 0
2237: for (var i=0; i<document.modifyshown.sectionpick.length; i++) {
2238: if (document.modifyshown.sectionpick.options[i].selected == true) {
2239: secnum ++
2240: }
2241: }
2242: if (secnum == 0) {
2243: document.modifyshown.sectionpick.options[0].selected = true
2244: }
1.208 raeburn 2245:
2246: var grpnum = 0
2247: for (var i=0; i<document.modifyshown.grouppick.length; i++) {
2248: if (document.modifyshown.grouppick.options[i].selected == true) {
2249: grpnum ++
2250: }
2251: }
2252: if (grpnum == 0) {
2253: document.modifyshown.grouppick.options[0].selected = true
2254: }
2255:
1.144 raeburn 2256: document.modifyshown.submit();
2257: }
2258: </script>
1.187 albertel 2259: END
2260:
2261: my $start_page=
2262: &Apache::loncommon::start_page('Discussion options',$js);
2263: my $end_page=
2264: &Apache::loncommon::end_page();
2265:
2266: $r->print(<<END);
2267: $start_page
1.273 bisitz 2268: <form name="modifyshown" method="post" action="/adm/feedback">
1.100 raeburn 2269: <b>$lt{'diso'}</b><br/> $lt{'prca'}
1.313 www 2270: <br />
1.100 raeburn 2271: <table border="0">
2272: <tr>
1.281 bisitz 2273: <th>$lt{'soor'}</th>
2274: <th> </th>
2275: <th>$lt{'sprs'}</th>
2276: <th> </th>
2277: <th>$lt{'spur'}</th>
2278: <th> </th>
2279: <th>$lt{'spse'}</th>
2280: <th> </th>
2281: <th>$lt{'spgr'}</th>
2282: <th> </th>
2283: <th>$lt{'psub'}</th>
1.100 raeburn 2284: </tr>
2285: <tr>
1.208 raeburn 2286: <td align="center" valign="top">
1.100 raeburn 2287: <select name="sortposts">
1.212 albertel 2288: <option value="ascdate" selected="selected">$sort_types{'ascdate'}</option>
2289: <option value="descdate">$sort_types{'descdate'}</option>
2290: <option value="thread">$sort_types{'thread'}</option>
2291: <option value="subject">$sort_types{'subject'}</option>
2292: <option value="username">$sort_types{'username'}</option>
2293: <option value="lastfirst">$sort_types{'lastfirst'}</option>
1.100 raeburn 2294: </select>
2295: </td>
2296: <td> </td>
1.208 raeburn 2297: <td align="center" valign="top">
1.143 raeburn 2298: <select name="statusfilter">
1.215 albertel 2299: <option value="all" selected="selected">$status_types{'all'}</option>
2300: <option value="Active">$status_types{'Active'}</option>
2301: <option value="Expired">$status_types{'Expired'}</option>
2302: <option value="Future">$status_types{'Future'}</option>
1.100 raeburn 2303: </select>
2304: </td>
2305: <td> </td>
1.208 raeburn 2306: <td align="center" valign="top">
1.262 bisitz 2307: <select name="rolefilter" multiple="multiple" size="5">
1.212 albertel 2308: <option value="all">$role_types{'all'}</option>
2309: <option value="st">$role_types{'st'}</option>
1.278 raeburn 2310: <option value="$ccrole">$role_types{$ccrole}</option>
1.212 albertel 2311: <option value="in">$role_types{'in'}</option>
2312: <option value="ta">$role_types{'ta'}</option>
2313: <option value="ep">$role_types{'ep'}</option>
1.278 raeburn 2314: <option value="ad">$role_types{'ad'}</option>
1.212 albertel 2315: <option value="cr">$role_types{'cr'}</option>
1.100 raeburn 2316: </select>
2317: </td>
2318: <td> </td>
1.208 raeburn 2319: <td align="center" valign="top">
1.262 bisitz 2320: <select name="sectionpick" multiple="multiple" size="$numvisible">
1.100 raeburn 2321: $section_sel
2322: </select>
2323: </td>
2324: <td> </td>
1.208 raeburn 2325: <td align="center" valign="top">
1.262 bisitz 2326: <select name="grouppick" multiple="multiple" size="$numvisible">
1.208 raeburn 2327: $group_sel
2328: </select>
2329: </td>
2330: <td> </td>
2331: <td valign="top"><label><input type="checkbox" name="posterlist" value="$symb" />$lt{'shal'}</label></td>
1.100 raeburn 2332: </tr>
2333: </table>
2334: <br />
1.313 www 2335: <input type="hidden" name="inhibitmenu" value="$env{'form.inhibitmenu'}" />
2336: <input type="hidden" name="modal" value="$env{'form.modal'}" />
1.100 raeburn 2337: <input type="hidden" name="previous" value="$previous" />
2338: <input type="hidden" name="applysort" value="$symb" />
1.282 wenzelju 2339: <input type="button" name="sub" value="$lt{'stor'}" onclick="verifyFilter()" />
1.208 raeburn 2340: END
2341: if (exists($env{'form.group'})) {
2342: $r->print('<input type="hidden" name="group" value="'.$env{'form.group'}.'" />');
2343: }
2344: if (exists($env{'form.ref'})) {
2345: $r->print('<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />');
2346: }
2347: $r->print("
1.100 raeburn 2348: <br />
2349: <br />
2350: </form>
1.187 albertel 2351: $end_page
1.208 raeburn 2352: ");
1.100 raeburn 2353: }
2354:
1.101 raeburn 2355: sub print_showposters {
2356: my ($r,$symb,$previous,$feedurl,$sortposts) = @_;
1.133 albertel 2357:
1.154 albertel 2358: &Apache::loncommon::content_type($r,'text/html');
2359: $r->send_http_header;
2360:
1.139 albertel 2361: &Apache::lonenc::check_encrypt(\$symb);
1.157 albertel 2362: my $crs='/'.$env{'request.course.id'};
2363: if ($env{'request.course.sec'}) {
2364: $crs.='_'.$env{'request.course.sec'};
1.102 raeburn 2365: }
1.101 raeburn 2366: $crs=~s/\_/\//g;
1.208 raeburn 2367: my $seeid;
2368: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2369: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2370: my $group = $env{'form.group'};
2371: my $ressymb = &wrap_symb($symb);
2372: if (($group ne '') &&
1.304 raeburn 2373: ($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|)) {
1.208 raeburn 2374: if (&check_group_priv($group,'dgp') eq 'ok') {
2375: $seeid = 1;
2376: }
2377: } else {
2378: $seeid=&Apache::lonnet::allowed('rin',$crs);
2379: }
1.157 albertel 2380: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
1.208 raeburn 2381: $cdom,$cnum);
1.101 raeburn 2382: my %namesort = ();
2383: my %postcounts = ();
1.186 albertel 2384:
1.208 raeburn 2385: my %lt = &Apache::lonlocal::texthash(
2386: sele => 'Select',
2387: full => 'Fullname',
1.220 raeburn 2388: usdo => 'Username:domain',
1.208 raeburn 2389: post => 'Posts',
2390: );
1.101 raeburn 2391: if ($contrib{'version'}) {
2392: for (my $idx=1;$idx<=$contrib{'version'};$idx++) {
2393: my $hidden=($contrib{'hidden'}=~/\.$idx\./);
2394: my $deleted=($contrib{'deleted'}=~/\.$idx\./);
2395: unless ((($hidden) && (!$seeid)) || ($deleted)) {
1.208 raeburn 2396: if ((!$contrib{$idx.':anonymous'}) || (&Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
1.101 raeburn 2397: my %names = &Apache::lonnet::get('environment',['firstname','lastname'],$contrib{$idx.':senderdomain'},$contrib{$idx.':sendername'});
2398: my $lastname = $names{'lastname'};
2399: my $firstname = $names{'firstname'};
2400: if ($lastname eq '') {
2401: $lastname = '_';
2402: }
2403: if ($firstname eq '') {
2404: $firstname = '_';
2405: }
2406: unless (defined($namesort{$lastname})) {
2407: %{$namesort{$lastname}} = ();
2408: }
2409: my $poster = $contrib{$idx.':sendername'}.':'.$contrib{$idx.':senderdomain'};
2410: $postcounts{$poster} ++;
2411: if (defined($namesort{$lastname}{$firstname})) {
2412: if (!grep/^$poster$/,@{$namesort{$lastname}{$firstname}}) {
1.221 raeburn 2413: push(@{$namesort{$lastname}{$firstname}}, $poster);
1.101 raeburn 2414: }
2415: } else {
2416: @{$namesort{$lastname}{$firstname}} = ("$poster");
2417: }
2418: }
2419: }
2420: }
2421: }
1.186 albertel 2422:
2423: my $start_page = &Apache::loncommon::start_page('Discussion options');
1.196 albertel 2424: my $table_start =&Apache::loncommon::start_data_table();
1.101 raeburn 2425: $r->print(<<END);
1.186 albertel 2426: $start_page
1.101 raeburn 2427: <form name="pickpostersform" method="post">
1.196 albertel 2428: <br />
2429: $table_start
2430: <tr>
1.208 raeburn 2431: <th>#</th>
2432: <th>$lt{'sele'}</th>
2433: <th>$lt{'full'} <font color="#999999">($lt{'usdo'})</font></th>
2434: <th>$lt{'post'}</th>
1.101 raeburn 2435: </tr>
2436: END
2437: my $count = 0;
1.221 raeburn 2438: foreach my $last (sort(keys(%namesort))) {
2439: foreach my $first (sort(keys(%{$namesort{$last}}))) {
2440: foreach my $user (sort(@{$namesort{$last}{$first}})) {
2441: my ($uname,$udom) = split(/:/,$user);
1.101 raeburn 2442: if (!$uname || !$udom) {
2443: next;
2444: } else {
2445: $count ++;
1.196 albertel 2446: $r->print(&Apache::loncommon::start_data_table_row().
2447: '<td align="right">'.$count.'</td>
1.221 raeburn 2448: <td align="center"><label><input name="stuinfo" type="checkbox" value="'.$user.'" /></td>
1.220 raeburn 2449: <td>'.$last.', '.$first.' ('.$uname.':'.$udom.')</label></td>
1.221 raeburn 2450: <td>'.$postcounts{$user}.'</td>'.
1.196 albertel 2451: &Apache::loncommon::end_data_table_row());
1.101 raeburn 2452: }
2453: }
2454: }
2455: }
1.196 albertel 2456: $r->print(&Apache::loncommon::end_data_table());
1.186 albertel 2457: my $end_page = &Apache::loncommon::end_page();
1.101 raeburn 2458: $r->print(<<END);
2459: <br />
2460: <input type="hidden" name="sortposts" value="$sortposts" />
1.313 www 2461: <input type="hidden" name="modal" value="$env{'form.modal'}" />
1.101 raeburn 2462: <input type="hidden" name="userpick" value="$symb" />
1.282 wenzelju 2463: <input type="button" name="store" value="Display posts" onclick="javascript:document.pickpostersform.submit()" />
1.101 raeburn 2464: </form>
1.186 albertel 2465: $end_page
1.101 raeburn 2466: END
2467: }
2468:
1.112 raeburn 2469: sub get_post_versions {
1.116 raeburn 2470: my ($versions,$incoming,$htmldecode,$numver) = @_;
2471: if ($incoming =~ /^<version num="0">/) {
2472: my $p = HTML::LCParser->new(\$incoming);
1.186 albertel 2473: my $done = 0;
2474:
1.116 raeburn 2475: while ( (my $token = $p->get_tag("version")) && (!$done)) {
2476: my $num = $token->[1]{num};
2477: my $text = $p->get_text("/version");
2478: if (defined($numver)) {
2479: if ($num == $numver) {
2480: if ($htmldecode) {
2481: $text = &HTML::Entities::decode($text);
2482: }
2483: $$versions{$numver}=$text;
2484: $done = 1;
2485: }
2486: } else {
2487: if ($htmldecode) {
2488: $text = &HTML::Entities::decode($text);
2489: }
2490: $$versions{$num}=$text;
1.112 raeburn 2491: }
1.116 raeburn 2492: }
2493: } else {
2494: if (!defined($numver)) {
2495: $numver = 0;
2496: }
2497: if ($htmldecode) {
2498: $$versions{$numver} = $incoming;
1.112 raeburn 2499: } else {
1.116 raeburn 2500: $$versions{$numver} = &HTML::Entities::encode($incoming,'<>&"');
1.112 raeburn 2501: }
2502: }
2503: return;
2504: }
2505:
1.113 raeburn 2506: sub get_post_attachments {
2507: my ($attachments,$attachmenturls) = @_;
2508: my $num;
1.116 raeburn 2509: if ($attachmenturls =~ m/^<attachment id="0">/) {
2510: my $p = HTML::LCParser->new(\$attachmenturls);
2511: while (my $token = $p->get_tag("attachment","filename","post")) {
2512: if ($token->[0] eq "attachment") {
2513: $num = $token->[1]{id};
2514: %{$$attachments{$num}} =();
2515: } elsif ($token->[0] eq "filename") {
2516: $$attachments{$num}{'filename'} = $p->get_text("/filename");
2517: } elsif ($token->[0] eq "post") {
2518: my $id = $token->[1]{id};
2519: $$attachments{$num}{$id} = $p->get_text("/post");
2520: }
1.113 raeburn 2521: }
1.116 raeburn 2522: } else {
2523: %{$$attachments{'0'}} = ();
2524: $$attachments{'0'}{'filename'} = $attachmenturls;
2525: $$attachments{'0'}{'0'} = 'n';
1.113 raeburn 2526: }
1.116 raeburn 2527:
1.113 raeburn 2528: return;
2529: }
2530:
1.150 albertel 2531: sub fail_redirect {
1.6 albertel 2532: my ($r,$feedurl) = @_;
1.70 www 2533: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.220 raeburn 2534: my %lt = &Apache::lonlocal::texthash(
1.289 bisitz 2535: 'sorr' => 'Sorry, no recipients ...',
1.220 raeburn 2536: );
1.150 albertel 2537: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.186 albertel 2538: $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
2539: {'redirect' => [2,$feedurl],
2540: 'only_body' => 1,}));
2541: $r->print(<<ENDFAILREDIR);
1.150 albertel 2542: <img align="right" src="$logo" />
1.220 raeburn 2543: <b>$lt{'sorr'}</b>
1.5 www 2544: ENDFAILREDIR
1.186 albertel 2545: $r->print(&Apache::loncommon::end_page());
1.5 www 2546: }
1.4 www 2547:
1.6 albertel 2548: sub redirect_back {
1.255 raeburn 2549: my ($r,$feedurl,$typestyle,$sendsomething,$sendposts,$blog,$status,$previous,$sort,$rolefilter,$statusfilter,$sectionpick,$grouppick,$numpicks,$group,$toolarge) = @_;
1.100 raeburn 2550: my $sorttag = '';
1.101 raeburn 2551: my $roletag = '';
2552: my $statustag = '';
2553: my $sectag = '';
1.208 raeburn 2554: my $grptag = '';
1.101 raeburn 2555: my $userpicktag = '';
2556: my $qrystr = '';
1.80 raeburn 2557: my $prevtag = '';
1.133 albertel 2558:
1.135 albertel 2559: &Apache::loncommon::content_type($r,'text/html');
2560: $r->send_http_header;
1.133 albertel 2561: &dewrapper(\$feedurl);
1.70 www 2562: if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
1.80 raeburn 2563: if ($previous > 0) {
2564: $qrystr = 'previous='.$previous;
2565: if ($feedurl =~ /\?register=1/) {
1.282 wenzelju 2566: $feedurl .= '&'.$qrystr;
1.80 raeburn 2567: } else {
2568: $feedurl .= '?'.$qrystr;
2569: }
2570: $prevtag = '<input type="hidden" name="previous" value="'.$previous.'" />';
2571: }
1.100 raeburn 2572: if (defined($sort)) {
2573: my $sortqry = 'sortposts='.$sort;
2574: if (($feedurl =~ /\?register=1/) || ($feedurl =~ /\?previous=/)) {
1.282 wenzelju 2575: $feedurl .= '&'.$sortqry;
1.100 raeburn 2576: } else {
2577: $feedurl .= '?'.$sortqry;
2578: }
2579: $sorttag = '<input type="hidden" name="sortposts" value="'.$sort.'" />';
1.143 raeburn 2580: if (defined($numpicks)) {
1.101 raeburn 2581: my $userpickqry = 'totposters='.$numpicks;
1.282 wenzelju 2582: $feedurl .= '&'.$userpickqry;
1.101 raeburn 2583: $userpicktag = '<input type="hidden" name="totposters" value="'.$numpicks.'" />';
2584: } else {
1.143 raeburn 2585: if (ref($sectionpick) eq 'ARRAY') {
1.282 wenzelju 2586: $feedurl .= '&sectionpick=';
1.143 raeburn 2587: $sectag .= '<input type="hidden" name="sectionpick" value="';
1.221 raeburn 2588: foreach my $sec (@{$sectionpick}) {
2589: $feedurl .= $sec.',';
2590: $sectag .= $sec.',';
1.143 raeburn 2591: }
2592: $feedurl =~ s/,$//;
2593: $sectag =~ s/,$//;
2594: $sectag .= '" />';
2595: } else {
1.282 wenzelju 2596: $feedurl .= '&sectionpick='.$sectionpick;
1.143 raeburn 2597: $sectag = '<input type="hidden" name="sectionpick" value="'.$sectionpick.'" />';
2598: }
1.208 raeburn 2599: if (ref($grouppick) eq 'ARRAY') {
1.282 wenzelju 2600: $feedurl .= '&grouppick=';
1.208 raeburn 2601: $sectag .= '<input type="hidden" name="grouppick" value="';
2602: foreach my $grp (@{$grouppick}) {
2603: $feedurl .= $grp.',';
2604: $grptag .= $grp.',';
2605: }
2606: $feedurl =~ s/,$//;
2607: $grptag =~ s/,$//;
2608: $grptag .= '" />';
2609: } else {
1.282 wenzelju 2610: $feedurl .= '&grouppick='.$grouppick;
1.208 raeburn 2611: $grptag = '<input type="hidden" name="grouppick" value="'.$grouppick.'" />';
2612: }
1.143 raeburn 2613: if (ref($rolefilter) eq 'ARRAY') {
1.282 wenzelju 2614: $feedurl .= '&rolefilter=';
1.143 raeburn 2615: $roletag .= '<input type="hidden" name="rolefilter" value="';
1.221 raeburn 2616: foreach my $role (@{$rolefilter}) {
2617: $feedurl .= $role.',';
2618: $roletag .= $role.',';
1.143 raeburn 2619: }
2620: $feedurl =~ s/,$//;
2621: $roletag =~ s/,$//;
2622: $roletag .= '" />';
2623: } else {
1.282 wenzelju 2624: $feedurl .= '&rolefilter='.$rolefilter;
1.143 raeburn 2625: $roletag = '<input type="hidden" name="rolefilter" value="'.$rolefilter.'" />';
2626: }
1.282 wenzelju 2627: $feedurl .= '&statusfilter='.$statusfilter;
1.101 raeburn 2628: $statustag ='<input type="hidden" name="statusfilter" value="'.$statusfilter.'" />';
2629: }
1.100 raeburn 2630: }
1.208 raeburn 2631: my $grouptag;
2632: if ($group ne '') {
1.269 bisitz 2633: $grouptag = '<input type="hidden" name="group" value="'.$group.'" />';
2634: my $refarg;
1.208 raeburn 2635: if (exists($env{'form.ref'})) {
2636: $refarg = '&ref='.$env{'form.ref'};
2637: $grouptag .= '<input type="hidden" name="ref" value="'.$env{'form.ref'}.'" />';
2638: }
2639: if ($feedurl =~ /\?/) {
2640: $feedurl .= '&group='.$group.$refarg;
2641: } else {
2642: $feedurl .= '?group='.$group.$refarg;
2643: }
2644: }
1.233 raeburn 2645: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2646: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.306 www 2647: my %parms=('only_body' => 1);
2648: if ($env{'form.modal'}) {
2649: $parms{'add_entries'}={'onLoad' => 'document.forms.reldt.submit()'};
2650: } else {
2651: $parms{'redirect'}=[0,$feedurl];
2652: }
1.186 albertel 2653: my $start_page=
1.306 www 2654: &Apache::loncommon::start_page('Feedback sent',undef,\%parms);
1.186 albertel 2655: my $end_page = &Apache::loncommon::end_page();
2656: $r->print(<<ENDREDIR);
2657: $start_page
1.150 albertel 2658: <img align="right" src="$logo" />
1.5 www 2659: $typestyle
1.32 albertel 2660: <b>Sent $sendsomething message(s), and $sendposts post(s).</b>
1.175 www 2661: $blog
1.255 raeburn 2662: $toolarge
1.63 albertel 2663: <font color="red">$status</font>
1.49 www 2664: <form name="reldt" action="$feedurl" target="loncapaclient">
1.80 raeburn 2665: $prevtag
1.100 raeburn 2666: $sorttag
1.101 raeburn 2667: $statustag
2668: $roletag
2669: $sectag
1.208 raeburn 2670: $grptag
1.101 raeburn 2671: $userpicktag
1.208 raeburn 2672: $grouptag
1.49 www 2673: </form>
1.186 albertel 2674: $end_page
1.2 www 2675: ENDREDIR
2676: }
1.6 albertel 2677:
2678: sub no_redirect_back {
2679: my ($r,$feedurl) = @_;
1.289 bisitz 2680: my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
1.187 albertel 2681:
1.200 albertel 2682: my %onload;
2683:
1.187 albertel 2684: my %body_options = ('only_body' => 1,
1.191 albertel 2685: 'bgcolor' => '#FFFFFF',
1.200 albertel 2686: 'add_entries' => \%onload,);
1.187 albertel 2687:
2688: if ($feedurl !~ m{^/adm/feedback}) {
1.332 www 2689: $body_options{'redirect'} = [2,$feedurl];
1.7 albertel 2690: }
1.187 albertel 2691: my $start_page=
2692: &Apache::loncommon::start_page('Feedback not sent',undef,
2693: \%body_options);
2694:
2695: my $end_page = &Apache::loncommon::end_page();
2696:
1.233 raeburn 2697: &Apache::lonenc::check_encrypt(\$feedurl);
1.150 albertel 2698: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.8 www 2699: $r->print (<<ENDNOREDIRTWO);
1.191 albertel 2700: $start_page
1.150 albertel 2701: <img align="right" src="$logo" />
1.107 www 2702: <b>$nofeed</b>
1.187 albertel 2703: <br />
2704: $end_page
1.8 www 2705: ENDNOREDIRTWO
1.2 www 2706: }
1.6 albertel 2707:
2708: sub screen_header {
1.303 raeburn 2709: my ($feedurl,$symb,$group) = @_;
1.278 raeburn 2710: my $crscontent = &mt('Question/Comment/Feedback about course content');
2711: my $crspolicy = &mt('Question/Comment/Feedback about course policy');
2712: my $contribdisc = &mt('Contribution to course discussion of resource');
2713: my $anoncontrib = &mt('Anonymous contribution to course discussion of resource');
2714: my $namevis = &mt('name only visible to course faculty');
2715: my $crstype;
2716: if ($env{'request.course.id'}) {
2717: $crstype = &Apache::loncommon::course_type();
2718: if ($crstype eq 'Community') {
2719: $crscontent = &mt('Question/Comment/Feedback about community content');
2720: $crspolicy = &mt('Question/Comment/Feedback about community policy');
2721: $contribdisc = &mt('Contribution to community discussion of resource');
2722: $anoncontrib = &mt('Anonymous contribution to community discussion of resource');
2723: $namevis = &mt('name only visible to community facilitators');
2724: }
2725: }
1.65 www 2726: my $msgoptions='';
2727: my $discussoptions='';
1.157 albertel 2728: unless (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.167 www 2729: if (($feedurl=~/^\/res\//) && ($feedurl!~/^\/res\/adm/) && ($env{'user.adv'})) {
1.65 www 2730: $msgoptions=
1.329 www 2731: '<label><input type="radio" name="discuss" value="author" /> '.
2732: &mt('Feedback to resource author').'</label><br />';
1.65 www 2733: }
1.243 www 2734: my %optionhash=();
2735: foreach my $type ('question','comment','policy') {
2736: $optionhash{$type}=$env{'course.'.$env{'request.course.id'}.'.'.$type.'.email.text'};
2737: }
1.65 www 2738: if (&feedback_available(1)) {
2739: $msgoptions.=
1.329 www 2740: '<label><input type="radio" name="discuss" value="question" /> '.
2741: ($optionhash{'question'}?$optionhash{'question'}:&mt('Question about resource content')).'</label><br />';
1.65 www 2742: }
2743: if (&feedback_available(0,1)) {
2744: $msgoptions.=
1.329 www 2745: '<label><input type="radio" name="discuss" value="course" /> '.
1.278 raeburn 2746: ($optionhash{'comment'}?$optionhash{'comment'}:$crscontent).
1.329 www 2747: '</label><br />';
1.65 www 2748: }
2749: if (&feedback_available(0,0,1)) {
2750: $msgoptions.=
1.329 www 2751: '<label><input type="radio" name="discuss" value="policy" /> '.
1.278 raeburn 2752: ($optionhash{'policy'}?$optionhash{'policy'}:$crspolicy).
1.329 www 2753: '</label><br />';
1.65 www 2754: }
2755: }
1.190 www 2756: if (($env{'request.course.id'}) && (!$env{'form.sendmessageonly'})) {
1.241 raeburn 2757: my ($blocked,$blocktext) = &Apache::loncommon::blocking_status('boards');
1.304 raeburn 2758: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2759: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.302 raeburn 2760: my $realsymb = $symb;
2761: if ($symb=~/^bulletin___/) {
2762: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2763: $filename=~s|^adm/wrapper/||;
2764: $realsymb=&Apache::lonnet::symbread($filename);
2765: }
2766: if (!$blocked && &discussion_open(undef,$realsymb) &&
1.303 raeburn 2767: (&Apache::lonnet::allowed('pch',
2768: $env{'request.course.id'}.
1.304 raeburn 2769: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')) ||
2770: (($group ne '') && ($symb =~ m{^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$}) && (&check_group_priv($group,'pgd') eq 'ok')))) {
1.234 raeburn 2771: $discussoptions='<label><input type="radio" name="discuss" value="nonanon" checked="checked" /> '.
1.278 raeburn 2772: $contribdisc.
2773: '</label><br /><label><input type="radio" name="discuss" value="anon" /> '.
2774: $anoncontrib.
2775: ' <i>('.$namevis.')</i></label> '.
1.234 raeburn 2776: '<a href="/adm/preferences?action=changescreenname">'.&mt('Change Screenname').'</a>';
1.241 raeburn 2777: my $blockblog = &Apache::loncommon::blocking_status('blogs');
2778: if (!$blockblog) {
1.278 raeburn 2779: $discussoptions.= &add_blog_checkbox($crstype);
1.241 raeburn 2780: }
1.141 raeburn 2781: }
1.65 www 2782: }
1.272 bisitz 2783: if ($msgoptions) {
1.309 www 2784: $msgoptions='<tr><th><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').'" />'
2785: .'<br />'.&mt('Send Feedback').'<br />'.&Apache::lonhtmlcommon::coursepreflink(&mt('Feedback Settings'),'feedback').'</th>'.
2786: '<td>'.$msgoptions.'</td></tr>';
1.272 bisitz 2787: }
1.65 www 2788: if ($discussoptions) {
1.309 www 2789: $discussoptions='<tr><th><img src="'.&Apache::loncommon::lonhttpdurl('/adm/lonMisc/chat.gif').'" alt="" />'
2790: .'<br />'.&mt('Discussion Contributions').'<br />'.&Apache::lonhtmlcommon::coursepreflink(&mt('Discussion Settings'),'discussion').'</th>'.
2791: '<td>'.$discussoptions.'</td></tr>';
1.272 bisitz 2792: }
1.309 www 2793: return &Apache::loncommon::start_data_table().$msgoptions.$discussoptions.&Apache::loncommon::end_data_table();
1.6 albertel 2794: }
2795:
2796: sub resource_output {
2797: my ($feedurl) = @_;
1.46 albertel 2798: my $usersaw=&Apache::lonnet::ssi_body($feedurl);
1.6 albertel 2799: $usersaw=~s/\<body[^\>]*\>//gi;
2800: $usersaw=~s/\<\/body\>//gi;
2801: $usersaw=~s/\<html\>//gi;
2802: $usersaw=~s/\<\/html\>//gi;
2803: $usersaw=~s/\<head\>//gi;
2804: $usersaw=~s/\<\/head\>//gi;
2805: $usersaw=~s/action\s*\=/would_be_action\=/gi;
2806: return $usersaw;
2807: }
2808:
2809: sub clear_out_html {
1.297 raeburn 2810: my ($message,$override)=@_;
1.107 www 2811: # Always allow the <m>-tag
2812: my %html=(M=>1);
2813: # Check if more is allowed
1.157 albertel 2814: my $cid=$env{'request.course.id'};
2815: if (($env{"course.$cid.allow_limited_html_in_feedback"} =~ m/yes/i) ||
1.39 www 2816: ($override)) {
1.37 albertel 2817: # allows <B> <I> <P> <A> <LI> <OL> <UL> <EM> <BR> <TT> <STRONG>
1.88 www 2818: # <BLOCKQUOTE> <DIV .*> <DIV> <IMG> <M> <SPAN> <H1> <H2> <H3> <H4> <SUB>
1.283 faziophi 2819: # <SUP> <TABLE> <TR> <TD> <TH> <TBODY>
1.107 www 2820: %html=(B=>1, I=>1, P=>1, A=>1, LI=>1, OL=>1, UL=>1, EM=>1,
1.297 raeburn 2821: BR=>1, TT=>1, STRONG=>1, BLOCKQUOTE=>1, PRE=>1, DIV=>1, IMG=>1,
2822: M=>1, CHEM=>1, ALGEBRA=>1, SUB=>1, SUP=>1, SPAN=>1,
1.283 faziophi 2823: H1=>1, H2=>1, H3=>1, H4=>1, H5=>1, H6=>1,
2824: TABLE=>1, TR=>1, TD=>1, TH=>1, TBODY=>1);
1.107 www 2825: }
2826: # Do the substitution of everything that is not explicitly allowed
1.216 albertel 2827: $message =~ s/\<(\/?\s*(\w+)[^\>\<]*)/
1.48 albertel 2828: {($html{uc($2)}&&(length($1)<1000))?"\<$1":"\<$1"}/ge;
1.216 albertel 2829: $message =~ s/(\<?\s*(\w+)[^\<\>]*)\>/
1.48 albertel 2830: {($html{uc($2)}&&(length($1)<1000))?"$1\>":"$1\>"}/ge;
1.6 albertel 2831: return $message;
2832: }
2833:
2834: sub assemble_email {
1.237 raeburn 2835: my ($message,$prevattempts,$usersaw,$useranswer)=@_;
1.220 raeburn 2836: my %lt = &Apache::lonlocal::texthash(
2837: 'prev' => 'Previous attempts of student (if applicable)',
2838: 'orig' => 'Original screen output (if applicable)',
2839: 'corr' => 'Correct Answer(s) (if applicable)',
2840: );
1.278 raeburn 2841: if (&Apache::loncommon::course_type() eq 'Community') {
2842: $lt{'prev'} = &mt('Previous attempts of member (if applicable)');
2843: }
1.6 albertel 2844: my $email=<<"ENDEMAIL";
2845: $message
2846: ENDEMAIL
2847: my $citations=<<"ENDCITE";
1.220 raeburn 2848: <h2>$lt{'prev'}</h2>
1.6 albertel 2849: $prevattempts
1.63 albertel 2850: <br /><hr />
1.220 raeburn 2851: <h2>$lt{'orig'}</h2>
1.6 albertel 2852: $usersaw
1.220 raeburn 2853: <h2>$lt{'corr'}</h2>
1.40 albertel 2854: $useranswer
1.6 albertel 2855: ENDCITE
2856: return ($email,$citations);
2857: }
2858:
1.36 www 2859:
2860: sub feedback_available {
2861: my ($question,$course,$policy)=@_;
1.242 albertel 2862: my ($typestyle,%to)=&Apache::lonmsg::decide_receiver('',0,$question,
2863: $course,$policy);
1.36 www 2864: return scalar(%to);
1.6 albertel 2865: }
2866:
2867: sub send_msg {
1.246 albertel 2868: my ($title,$feedurl,$email,$citations,$attachmenturl,$symb,%to)=@_;
2869: my $status='';
2870: my $sendsomething=0;
2871: my $restitle = &get_resource_title($symb,$feedurl);
2872: if ($title=~/^Error/) { $title=&mt('Feedback').': '.$title; }
2873: unless ($title=~/\w/) { $title=&mt('Feedback'); }
2874: foreach my $key (keys(%to)) {
2875: if ($key) {
2876: my ($user,$domain) = split(/\:/,$key,2);
2877: if (!defined($user)) {
2878: $status.='<br />'.&mt('Error sending message to [_1], no user specified.',$key);
2879: } elsif (!defined($domain)) {
2880: $status.='<br />'.&mt('Error sending message to [_1], no domain specified.',$key);
2881: } else {
2882: unless (&Apache::lonmsg::user_normal_msg($user,$domain,
2883: $title.' ['.$restitle.']',$email,$citations,$feedurl,
2884: $attachmenturl,undef,undef,$symb,$restitle)=~/ok/) {
2885: $status.='<br />'.&mt('Error sending message to').' '.$key.'<br />';
2886: } else {
2887: $sendsomething++;
2888: }
2889: }
2890: }
1.6 albertel 2891: }
1.246 albertel 2892:
1.320 www 2893: # Records of number of feedback messages are kept under the "symb" called "_feedback"
1.318 www 2894: # There are two entries within the framework of a course:
2895: # - the URLs for which feedback was provided
2896: # - the total number of contributions
1.320 www 2897: if ($sendsomething) {
2898: my %record=&getfeedbackrecords();
2899: my ($temp)=keys(%record);
2900: unless ($temp=~/^error\:/) {
2901: my %newrecord=();
2902: $newrecord{'resource'}=$feedurl;
2903: $newrecord{'subnumber'}=$record{'subnumber'}+1;
2904: unless (&Apache::lonnet::cstore(\%newrecord,'_feedback') eq 'ok') {
2905: $status.='<br />'.&mt('Not registered').'<br />';
2906: }
2907: }
1.18 www 2908: }
1.246 albertel 2909: return ($status,$sendsomething);
1.6 albertel 2910: }
2911:
1.320 www 2912: # Routine to get the complete feedback records
1.318 www 2913:
1.320 www 2914: sub getfeedbackrecords {
1.318 www 2915: my ($uname,$udom,$course)=@_;
2916: unless ($uname) { $uname=$env{'user.name'}; }
2917: unless ($udom) { $udom=$env{'user.domain'}; }
2918: unless ($course) { $course=$env{'request.course.id'}; }
2919: my %record=&Apache::lonnet::restore('_feedback',$course,$udom,$uname);
1.319 www 2920: return %record;
1.318 www 2921: }
2922:
1.320 www 2923: # Routine to get feedback statistics
1.319 www 2924:
1.320 www 2925: sub getfeedbackstats {
2926: my %record=&getfeedbackrecords(@_);
1.321 www 2927: return ($record{'subnumber'},$record{'points'},$record{'totallikes'});
1.319 www 2928: }
2929:
1.320 www 2930: # Store feedback credit
1.319 www 2931:
1.320 www 2932: sub storefeedbackpoints {
1.319 www 2933: my ($points,$uname,$udom,$course)=@_;
2934: unless ($points) { $points=0; }
2935: unless ($uname) { $uname=$env{'user.name'}; }
2936: unless ($udom) { $udom=$env{'user.domain'}; }
2937: unless ($course) { $course=$env{'request.course.id'}; }
2938: my %record=('grader_user' => $env{'user.name'},
2939: 'grader_domain' => $env{'user.domain'},
2940: 'points' => $points);
1.331 www 2941: return &Apache::lonnet::cstore(\%record,'_feedback',$course,$udom,$uname);
1.319 www 2942: }
2943:
1.320 www 2944: # Store feedback "likes"
1.319 www 2945:
1.320 www 2946: sub storefeedbacklikes {
1.319 www 2947: my ($likes,$uname,$udom,$course)=@_;
2948: unless ($likes) { $likes=0; }
2949: if ($likes>0) { $likes=1; }
2950: if ($likes<0) { $likes=-1; }
2951: unless ($uname) { $uname=$env{'user.name'}; }
2952: unless ($udom) { $udom=$env{'user.domain'}; }
2953: unless ($course) { $course=$env{'request.course.id'}; }
1.321 www 2954: my %record=&getfeedbackrecords($uname,$udom,$course);
2955: my $totallikes=$record{'totallikes'};
2956: $totallikes+=$likes;
2957: my %newrecord=('likes_user' => $env{'user.name'},
2958: 'likes_domain' => $env{'user.domain'},
2959: 'likes' => $likes,
2960: 'totallikes' => $totallikes);
1.331 www 2961: return &Apache::lonnet::cstore(\%newrecord,'_feedback',$course,$udom,$uname);
1.319 www 2962: }
2963:
2964:
1.13 www 2965: sub adddiscuss {
1.303 raeburn 2966: my ($symb,$email,$anon,$attachmenturl,$subject,$group)=@_;
1.13 www 2967: my $status='';
1.122 raeburn 2968: my $realsymb;
2969: if ($symb=~/^bulletin___/) {
2970: my $filename=(&Apache::lonnet::decode_symb($symb))[2];
2971: $filename=~s|^adm/wrapper/||;
2972: $realsymb=&Apache::lonnet::symbread($filename);
2973: }
1.304 raeburn 2974: my ($cnum,$cdom);
2975: if ($env{'request.course.id'}) {
2976: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2977: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2978: }
1.122 raeburn 2979: if (&discussion_open(undef,$realsymb) &&
1.303 raeburn 2980: (&Apache::lonnet::allowed('pch',$env{'request.course.id'}.
2981: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')) ||
1.304 raeburn 2982: (($group ne '') && (&check_group_priv($group,'pgd') eq 'ok') &&
2983: ($symb =~ m{^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$})))) {
1.20 www 2984:
1.13 www 2985: my %contrib=('message' => $email,
1.157 albertel 2986: 'sendername' => $env{'user.name'},
2987: 'senderdomain' => $env{'user.domain'},
2988: 'screenname' => $env{'environment.screenname'},
2989: 'plainname' => $env{'environment.firstname'}.' '.
2990: $env{'environment.middlename'}.' '.
2991: $env{'environment.lastname'}.' '.
2992: $env{'enrironment.generation'},
1.78 raeburn 2993: 'attachmenturl'=> $attachmenturl,
2994: 'subject' => $subject);
1.157 albertel 2995: if ($env{'form.replydisc'}) {
2996: $contrib{'replyto'}=(split(/\:\:\:/,$env{'form.replydisc'}))[1];
1.65 www 2997: }
1.14 www 2998: if ($anon) {
2999: $contrib{'anonymous'}='true';
3000: }
1.13 www 3001: if (($symb) && ($email)) {
1.231 raeburn 3002: my $now = time;
1.157 albertel 3003: if ($env{'form.editdisc'}) {
1.102 raeburn 3004: $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
3005: $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
1.231 raeburn 3006: $contrib{'timestamp'} = $now;
1.102 raeburn 3007: $contrib{'history'} = '';
3008: my $numoldver = 0;
1.157 albertel 3009: my ($oldsymb,$oldidx)=split(/\:\:\:/,$env{'form.editdisc'});
1.132 albertel 3010: &Apache::lonenc::check_decrypt(\$oldsymb);
1.110 raeburn 3011: $oldsymb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
1.102 raeburn 3012: # get timestamp for last post and history
1.157 albertel 3013: my %oldcontrib=&Apache::lonnet::restore($oldsymb,$env{'request.course.id'},
3014: $env{'course.'.$env{'request.course.id'}.'.domain'},
3015: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 3016: if (defined($oldcontrib{$oldidx.':replyto'})) {
3017: $contrib{'replyto'} = $oldcontrib{$oldidx.':replyto'};
3018: }
3019: if (defined($oldcontrib{$oldidx.':history'})) {
3020: if ($oldcontrib{$oldidx.':history'} =~ /:/) {
1.221 raeburn 3021: my @oldversions = split(/:/,$oldcontrib{$oldidx.':history'});
1.102 raeburn 3022: $numoldver = @oldversions;
3023: } else {
3024: $numoldver = 1;
3025: }
3026: $contrib{'history'} = $oldcontrib{$oldidx.':history'}.':';
3027: }
1.108 raeburn 3028: my $numnewver = $numoldver + 1;
1.102 raeburn 3029: if (defined($oldcontrib{$oldidx.':subject'})) {
1.112 raeburn 3030: if ($oldcontrib{$oldidx.':subject'} =~ /^<version num="0">/) {
3031: $contrib{'subject'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
3032: $contrib{'subject'} = $oldcontrib{$oldidx.':subject'}.$contrib{'subject'};
1.108 raeburn 3033: } else {
1.112 raeburn 3034: $contrib{'subject'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':subject'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'subject'},'<>&"').'</version>';
1.108 raeburn 3035: }
1.102 raeburn 3036: }
3037: if (defined($oldcontrib{$oldidx.':message'})) {
1.112 raeburn 3038: if ($oldcontrib{$oldidx.':message'} =~ /^<version num="0">/) {
3039: $contrib{'message'} = '<version num="'.$numnewver.'">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
3040: $contrib{'message'} = $oldcontrib{$oldidx.':message'}.$contrib{'message'};
1.108 raeburn 3041: } else {
1.112 raeburn 3042: $contrib{'message'} = '<version num="0">'.&HTML::Entities::encode($oldcontrib{$oldidx.':message'},'<>&"').'</version><version num="1">'.&HTML::Entities::encode($contrib{'message'},'<>&"').'</version>';
1.108 raeburn 3043: }
1.102 raeburn 3044: }
3045: $contrib{'history'} .= $oldcontrib{$oldidx.':timestamp'};
1.157 albertel 3046: my $put_reply = &Apache::lonnet::putstore($env{'request.course.id'},
1.182 albertel 3047: $oldsymb,$oldidx,\%contrib,
1.157 albertel 3048: $env{'course.'.$env{'request.course.id'}.'.domain'},
3049: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 3050: $status='Editing class discussion'.($anon?' (anonymous)':'');
3051: } else {
3052: $status='Adding to class discussion'.($anon?' (anonymous)':'').': '.
1.157 albertel 3053: &Apache::lonnet::store(\%contrib,$symb,$env{'request.course.id'},
3054: $env{'course.'.$env{'request.course.id'}.'.domain'},
3055: $env{'course.'.$env{'request.course.id'}.'.num'});
1.102 raeburn 3056: }
1.231 raeburn 3057: my %storenewentry=($symb => $now);
1.63 albertel 3058: $status.='<br />'.&mt('Updating discussion time').': '.
1.21 www 3059: &Apache::lonnet::put('discussiontimes',\%storenewentry,
1.157 albertel 3060: $env{'course.'.$env{'request.course.id'}.'.domain'},
3061: $env{'course.'.$env{'request.course.id'}.'.num'});
1.13 www 3062: }
1.321 www 3063: my %record=&getdiscussionrecords();
1.221 raeburn 3064: my ($temp)=keys(%record);
1.17 www 3065: unless ($temp=~/^error\:/) {
3066: my %newrecord=();
3067: $newrecord{'resource'}=$symb;
3068: $newrecord{'subnumber'}=$record{'subnumber'}+1;
1.63 albertel 3069: $status.='<br />'.&mt('Registering').': '.
1.21 www 3070: &Apache::lonnet::cstore(\%newrecord,'_discussion');
1.333 ! www 3071: &updatekarma();
1.20 www 3072: }
3073: } else {
3074: $status.='Failed.';
1.17 www 3075: }
1.63 albertel 3076: return $status.'<br />';
1.13 www 3077: }
3078:
1.321 www 3079:
3080: # Routine to get the complete discussion records
3081:
3082: sub getdiscussionrecords {
3083: my ($uname,$udom,$course)=@_;
3084: unless ($uname) { $uname=$env{'user.name'}; }
3085: unless ($udom) { $udom=$env{'user.domain'}; }
3086: unless ($course) { $course=$env{'request.course.id'}; }
3087: my %record=&Apache::lonnet::restore('_discussion',$course,$udom,$uname);
3088: return %record;
3089: }
3090:
3091: # Routine to get discussion statistics
3092:
3093: sub getdiscussionstats {
3094: my %record=&getdiscussionrecords(@_);
1.331 www 3095: return ($record{'subnumber'},$record{'points'},$record{'totallikes'},$record{'totalvotes'});
3096: }
3097:
3098: # Calculate discussion karma
3099:
3100: sub calcdiscussionkarma {
3101: my ($subs,$pts,$likes,$votes)=&getdiscussionstats(@_);
3102: my $karma=0;
3103: if ($votes>0) {
3104: $karma=int(.1+5.*(1.-exp(-$subs/10.))*$likes/$votes);
3105: if ($karma<0) { $karma=0; }
3106: if ($karma>5) { $karma=5; }
3107: }
3108: return $karma;
1.321 www 3109: }
3110:
1.331 www 3111: # Update karma
3112:
3113: sub updatekarma {
3114: my ($uname,$udom,$course)=@_;
3115: unless ($uname) { $uname=$env{'user.name'}; }
3116: unless ($udom) { $udom=$env{'user.domain'}; }
3117: unless ($course) { $course=$env{'request.course.id'}; }
3118: my $karma=&calcdiscussionkarma($uname,$udom,$course);
1.333 ! www 3119: &Apache::lonnet::cstore({ 'karma' => $karma },'_discussion',$course,$udom,$uname);
! 3120: &Apache::lonnet::do_cache_new('karma',$uname.':'.$udom.':'.$course,$karma,3600);
! 3121: return $karma;
! 3122: }
! 3123:
! 3124: # Retrieve karma
! 3125:
! 3126: sub userkarma {
! 3127: my ($uname,$udom,$course)=@_;
! 3128: unless ($uname) { $uname=$env{'user.name'}; }
! 3129: unless ($udom) { $udom=$env{'user.domain'}; }
! 3130: unless ($course) { $course=$env{'request.course.id'}; }
! 3131: my $hashkey=$uname.':'.$udom.':'.$course;
! 3132: my ($karma,$cached)=&Apache::lonnet::is_cached_new('karma',$hashkey);
! 3133: if ($cached) {
! 3134: return $karma;
! 3135: }
! 3136: my %userdisc=&getdiscussionrecords($uname,$udom,$course);
! 3137: $karma=$userdisc{'karma'};
! 3138: &Apache::lonnet::do_cache_new('karma',$hashkey,$karma,3600);
! 3139: return $karma;
1.331 www 3140: }
1.321 www 3141:
3142: # Store discussion credit
3143:
3144: sub storediscussionpoints {
3145: my ($points,$uname,$udom,$course)=@_;
3146: unless ($points) { $points=0; }
3147: unless ($uname) { $uname=$env{'user.name'}; }
3148: unless ($udom) { $udom=$env{'user.domain'}; }
3149: unless ($course) { $course=$env{'request.course.id'}; }
3150: my %record=('grader_user' => $env{'user.name'},
3151: 'grader_domain' => $env{'user.domain'},
3152: 'points' => $points);
1.331 www 3153: return &Apache::lonnet::cstore(\%record,'_discussion',$course,$udom,$uname);
1.321 www 3154: }
3155:
3156: # Store discussion "likes"
3157:
3158: sub storediscussionlikes {
3159: my ($likes,$uname,$udom,$course)=@_;
3160: unless ($likes) { $likes=0; }
3161: if ($likes>0) { $likes=1; }
3162: if ($likes<0) { $likes=-1; }
3163: unless ($uname) { $uname=$env{'user.name'}; }
3164: unless ($udom) { $udom=$env{'user.domain'}; }
3165: unless ($course) { $course=$env{'request.course.id'}; }
3166: my %record=&getdiscussionrecords($uname,$udom,$course);
3167: my $totallikes=$record{'totallikes'};
1.331 www 3168: my $totalvotes=$record{'totalvotes'};
1.321 www 3169: $totallikes+=$likes;
1.331 www 3170: $totalvotes++;
1.321 www 3171: my %newrecord=('likes_user' => $env{'user.name'},
3172: 'likes_domain' => $env{'user.domain'},
3173: 'likes' => $likes,
1.331 www 3174: 'totallikes' => $totallikes,
3175: 'totalvotes' => $totalvotes);
1.333 ! www 3176: my $status=&Apache::lonnet::cstore(\%newrecord,'_discussion',$course,$udom,$uname);
! 3177: if ($status eq 'ok') {
! 3178: &updatekarma($uname,$udom,$course);
! 3179: }
! 3180: return $status;
1.321 www 3181: }
3182:
1.231 raeburn 3183: sub get_discussion_info {
3184: my ($idx,%contrib) = @_;
3185: my $changelast = 0;
3186: my $count = 0;
3187: my $hiddenflag = 0;
3188: my $deletedflag = 0;
3189: my ($hidden,$deleted,%info,$newlastdisc);
3190: my $version = $contrib{'version'};
3191: if ($version) {
3192: for (my $id=$version; $id>0; $id--) {
3193: my $vkeys=$contrib{$id.':keys'};
3194: my @keys=split(/:/,$vkeys);
3195: if (grep(/^hidden$/,@keys)) {
3196: if (!$hiddenflag) {
3197: $hidden = $contrib{$id.':hidden'};
3198: $hiddenflag = 1;
3199: }
3200: } elsif (grep(/^deleted$/,@keys)) {
3201: if (!$deletedflag) {
3202: $deleted = $contrib{$id.':deleted'};
3203: $deletedflag = 1;
3204: }
3205: } else {
3206: if (($hidden !~/\.$id\./) && ($deleted !~/\.$id\./)) {
3207: $count++;
3208: $info{$count}{'id'} = $id;
3209: $info{$count}{'timestamp'}=$contrib{$id.':timestamp'};
3210: }
3211: }
3212: }
3213: if ($info{'1'}{'id'} == $idx) {
3214: $changelast = 1;
3215: if ($count > 1) {
3216: $newlastdisc = $info{'2'}{'timestamp'};
3217: } else {
3218: $newlastdisc = 0;
3219: }
3220: }
3221: }
3222: return ($changelast,$newlastdisc);
3223: }
3224:
1.33 www 3225: # ----------------------------------------------------------- Preview function
3226:
3227: sub show_preview {
1.187 albertel 3228: my ($r) = @_;
1.135 albertel 3229: &Apache::loncommon::content_type($r,'text/html');
3230: $r->send_http_header;
1.218 albertel 3231: my $start_page=
3232: &Apache::loncommon::start_page('Preview',undef,
3233: {'only_body' => 1,});
3234:
1.157 albertel 3235: my $message=&clear_out_html($env{'form.comment'});
1.165 albertel 3236: &newline_to_br(\$message);
1.106 www 3237: $message=&Apache::lonspeller::markeduptext($message);
1.33 www 3238: $message=&Apache::lontexconvert::msgtexconverted($message);
1.297 raeburn 3239: my $subject=&clear_out_html($env{'form.subject'});
1.78 raeburn 3240: $subject=~s/\n/\<br \/\>/g;
3241: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.187 albertel 3242:
3243: my $end_page = &Apache::loncommon::end_page();
3244:
1.263 bisitz 3245: $r->print($start_page
3246: .'<h1>'.&mt('Preview').'</h1>'
3247: .&Apache::lonhtmlcommon::start_pick_box()
3248: .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
3249: .$subject
3250: .&Apache::lonhtmlcommon::row_closure()
3251: .&Apache::lonhtmlcommon::row_title(&mt('Message'))
3252: .$message
3253: .&Apache::lonhtmlcommon::row_closure(1)
3254: .&Apache::lonhtmlcommon::end_pick_box()
3255: .$end_page
3256: );
1.33 www 3257: }
3258:
1.280 faziophi 3259: sub contains_block_html {
1.286 raeburn 3260: my ($message)=@_;
3261: return ($message =~ m{
3262: <(br|h1|h2|h3|h4|h5|h6|p|ol|ul|table|pre|address|blockquote|center|div)
3263: \s*
3264: (\w+\=['"]\w+['"])*
3265: \s*
3266: (
3267: \s*/>|
3268: >.*</\1\s*>
3269: )}xs
3270: );
1.280 faziophi 3271: }
1.283 faziophi 3272:
3273: sub tidy_html {
3274: my ($message)=@_;
3275: # my $tidy = HTML::Tidy::libXML->new();
3276: # my $xhtml = $tidy->clean($message, 'utf-8', 1);
3277: # $xhtml =~ m/<body>(.*)<\/body>/is;
3278: # my $clean = $1;
3279: # # remove any empty block-level tags
3280: # $clean =~ s/<(table|p|div|tbody|blockquote|m|pre|algebra|center|ol|ul|span|h1|h2|h3|h4|h5|h6)\s*\/>//i;
3281: # $message=$clean;
3282: return $message;
3283: }
3284:
1.165 albertel 3285: sub newline_to_br {
3286: my ($message)=@_;
3287: my $newmessage;
3288: my $parser=HTML::LCParser->new($message);
3289: while (my $token=$parser->get_token()) {
3290: if ($token->[0] eq 'T') {
3291: my $text=$token->[1];
3292: $text=~s/\n/\<br \/\>/g;
3293: $newmessage.=$text;
3294: } elsif ($token->[0] eq 'D' || $token->[0] eq 'C') {
3295: $newmessage.=$token->[1];
3296: } elsif ($token->[0] eq 'PI' || $token->[0] eq 'E') {
3297: $newmessage.=$token->[2];
3298: } elsif ($token->[0] eq 'S') {
3299: $newmessage.=$token->[4];
3300: }
3301:
3302: }
3303: $$message=$newmessage;
3304: }
3305:
1.33 www 3306: sub generate_preview_button {
1.171 www 3307: my ($formname,$fieldname)=@_;
3308: unless ($formname) { $formname='mailform'; }
3309: unless ($fieldname) { $fieldname='comment'; }
1.107 www 3310: my $pre=&mt("Show Preview and Check Spelling");
1.33 www 3311: return(<<ENDPREVIEW);
1.205 raeburn 3312: <br />
1.33 www 3313: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
1.269 bisitz 3314: <input type="hidden" name="subject" />
1.33 www 3315: <input type="hidden" name="comment" />
1.65 www 3316: <input type="button" value="$pre"
1.282 wenzelju 3317: onclick="if (typeof(document.$formname.onsubmit)=='function') {document.$formname.onsubmit();};this.form.comment.value=document.$formname.$fieldname.value;this.form.subject.value=document.$formname.subject.value;this.form.submit();" />
1.33 www 3318: </form>
3319: ENDPREVIEW
3320: }
1.71 www 3321:
1.108 raeburn 3322: sub modify_attachments {
1.255 raeburn 3323: my ($r,$currnewattach,$currdelold,$symb,$idx,$attachmenturls,
3324: $attachmaxtext,$toolarge)=@_;
1.218 albertel 3325:
1.220 raeburn 3326: my %lt = &Apache::lonlocal::texthash(
3327: 'subj' => 'Subject',
3328: 'thfo' => 'The following attachments were part of the most recent saved version of this posting.',
3329: 'chth' => 'Check the checkboxes for any you wish to remove.',
3330: 'thef' => 'The following attachments have been uploaded for inclusion with this posting.',
3331: 'adda' => 'Add a new attachment to this post.',
1.247 albertel 3332: 'stch' => 'Save Changes',
1.220 raeburn 3333: );
1.218 albertel 3334: my $js = <<END;
3335: <script type="text/javascript">
3336: function setAction () {
3337: document.modattachments.action = document.modattachments.origpage.value;
3338: document.modattachments.submit();
3339: }
3340: </script>
3341: END
3342:
1.276 bisitz 3343: # Breadcrumbs
3344: my $brcrum = [{'href' => '',
3345: 'text' => 'Discussion Post Attachments'}];
1.306 www 3346: my %parms=();
3347: if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }
3348:
1.218 albertel 3349: my $start_page =
1.306 www 3350: &Apache::loncommon::start_page('Discussion Post Attachments',$js,\%parms);
1.218 albertel 3351:
1.204 www 3352: my $orig_subject = &unescape($env{'form.subject'});
1.297 raeburn 3353: my $subject=&clear_out_html($orig_subject);
1.108 raeburn 3354: $subject=~s/\n/\<br \/\>/g;
3355: $subject=&Apache::lontexconvert::msgtexconverted($subject);
1.157 albertel 3356: my $timestamp=$env{'form.timestamp'};
3357: my $numoldver=$env{'form.numoldver'};
1.187 albertel 3358:
1.108 raeburn 3359: my $msg = '';
1.113 raeburn 3360: my %attachments = ();
1.108 raeburn 3361: my %currattach = ();
3362: if ($idx) {
1.113 raeburn 3363: &extract_attachments($attachmenturls,$idx,$numoldver,\$msg,\%attachments,\%currattach,$currdelold);
1.108 raeburn 3364: }
1.139 albertel 3365: &Apache::lonenc::check_encrypt(\$symb);
1.187 albertel 3366:
3367: my $end_page =
3368: &Apache::loncommon::end_page();
3369:
3370: $r->print(<<END);
1.198 albertel 3371: $start_page
1.255 raeburn 3372: $toolarge
1.108 raeburn 3373: <form name="modattachments" method="post" enctype="multipart/form-data" action="/adm/feedback?attach=$symb">
1.255 raeburn 3374: <br />
3375: <table class="LC_data_table">
1.108 raeburn 3376: <tr>
1.255 raeburn 3377: <td colspan="2">
1.281 bisitz 3378: <b>Subject:</b> <b>$subject</b><br /><br />
1.108 raeburn 3379: END
3380: if ($idx) {
3381: if ($attachmenturls) {
1.221 raeburn 3382: my @currold = keys(%currattach);
1.108 raeburn 3383: if (@currold > 0) {
1.220 raeburn 3384: $r->print($lt{'thfo'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.113 raeburn 3385: foreach my $id (@currold) {
3386: my $attachurl = &HTML::Entities::decode($attachments{$id}{'filename'});
3387: $attachurl =~ m#/([^/]+)$#;
1.151 albertel 3388: $r->print('<label><input type="checkbox" name="deloldattach" value="'.$id.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3389: }
3390: $r->print("<br />");
3391: }
3392: }
3393: }
1.213 raeburn 3394: if ((ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)) {
1.220 raeburn 3395: $r->print($lt{'thef'}.'<br />'.$lt{'chth'}.'<br />'."\n");
1.221 raeburn 3396: foreach my $attach (@{$currnewattach}) {
3397: $attach =~ m#/([^/]+)$#;
3398: $r->print('<label><input type="checkbox" name="delnewattach" value="'.$attach.'" /> '.$1.'</label><br />'."\n");
1.108 raeburn 3399: }
3400: $r->print("<br />");
3401: }
3402: $r->print(<<END);
1.255 raeburn 3403: </td></tr>
3404: <tr>
3405: <td>
1.282 wenzelju 3406: $lt{'adda'}</td><td><input type="file" name="addnewattach" /><input type="button" name="upload" value="Upload" onclick="this.form.submit()" />
1.108 raeburn 3407: </td>
3408: </tr>
1.255 raeburn 3409: <tr>
3410: <td colspan="2">$attachmaxtext</td>
3411: </tr>
1.108 raeburn 3412: </table>
1.157 albertel 3413: <input type="hidden" name="subject" value="$env{'form.subject'}" />
3414: <input type="hidden" name="comment" value="$env{'form.comment'}" />
3415: <input type="hidden" name="timestamp" value="$env{'form.timestamp'}" />
3416: <input type="hidden" name="idx" value="$env{'form.idx'}" />
3417: <input type="hidden" name="numoldver" value="$env{'form.numoldver'}" />
3418: <input type="hidden" name="origpage" value="$env{'form.origpage'}" />
1.175 www 3419: <input type="hidden" name="blog" value="$env{'form.blog'}" />
1.157 albertel 3420: <input type="hidden" name="discuss" value="$env{'form.discuss'}" />
1.108 raeburn 3421: END
1.220 raeburn 3422: foreach my $item (@{$currnewattach}) {
3423: $r->print('<input type="hidden" name="currnewattach" value="'.$item.'" />'."\n");
1.108 raeburn 3424: }
1.220 raeburn 3425: foreach my $item (@{$currdelold}) {
3426: $r->print('<input type="hidden" name="deloldattach" value="'.$item.'" />'."\n");
1.108 raeburn 3427: }
3428: $r->print(<<END);
1.282 wenzelju 3429: <input type="button" name="rtntoedit" value="$lt{'stch'}" onclick="setAction()" />
1.108 raeburn 3430: </form>
1.187 albertel 3431: $end_page
1.108 raeburn 3432: END
3433: return;
3434: }
3435:
3436: sub process_attachments {
3437: my ($currnewattach,$currdelold,$keepold) = @_;
1.158 albertel 3438:
3439: @{$currnewattach}=
3440: &Apache::loncommon::get_env_multiple('form.currnewattach');
3441: @{$currdelold}=
3442: &Apache::loncommon::get_env_multiple('form.deloldattach');
1.157 albertel 3443: if (exists($env{'form.delnewattach'})) {
1.158 albertel 3444: my @currdelnew =
3445: &Apache::loncommon::get_env_multiple('form.delnewattach');
1.108 raeburn 3446: my @currnew = ();
3447: foreach my $newone (@{$currnewattach}) {
3448: my $delflag = 0;
1.221 raeburn 3449: foreach my $item (@currdelnew) {
3450: if ($newone eq $item) {
1.108 raeburn 3451: $delflag = 1;
3452: last;
3453: }
3454: }
3455: unless ($delflag) {
1.221 raeburn 3456: push(@currnew, $newone);
1.108 raeburn 3457: }
3458: }
3459: @{$currnewattach} = @currnew;
3460: }
1.158 albertel 3461: @{$keepold} = &Apache::loncommon::get_env_multiple('form.keepold');
1.108 raeburn 3462: }
3463:
3464: sub generate_attachments_button {
1.224 raeburn 3465: my ($idx,$attachnum,$ressymb,$now,$currnewattach,$deloldattach,
3466: $numoldver,$mode,$blockblog) = @_;
1.108 raeburn 3467: my $origpage = $ENV{'REQUEST_URI'};
3468: my $att=$attachnum.' '.&mt("attachments");
1.220 raeburn 3469: my %lt = &Apache::lonlocal::texthash(
3470: 'clic' => 'Click to add/remove attachments',
3471: );
1.108 raeburn 3472: my $response = (<<END);
1.205 raeburn 3473: <br />
1.108 raeburn 3474: <form name="attachment" action="/adm/feedback?attach=$ressymb" method="post">
1.220 raeburn 3475: $lt{'clic'}: <input type="button" value="$att"
1.282 wenzelju 3476: onclick="if (typeof(document.mailform.onsubmit)=='function') {document.mailform.onsubmit();};this.form.comment.value=escape(document.mailform.comment.value);this.form.subject.value=escape(document.mailform.subject.value);
1.108 raeburn 3477: END
1.224 raeburn 3478: if (!$blockblog) {
3479: $response .= 'setblogvalue();';
3480: }
1.108 raeburn 3481: unless ($mode eq 'board') {
3482: $response .= 'javascript:anonchk();';
3483: }
3484: $response .= (<<ENDATTACH);
3485: this.form.submit();" />
3486: <input type="hidden" name="origpage" value="$origpage" />
3487: <input type="hidden" name="idx" value="$idx" />
3488: <input type="hidden" name="timestamp" value="$now" />
3489: <input type="hidden" name="subject" />
3490: <input type="hidden" name="comment" />
1.271 bisitz 3491: <input type="hidden" name="blog" value="0" />
3492: <input type="hidden" name="discuss" value="0" />
1.108 raeburn 3493: <input type="hidden" name="numoldver" value="$numoldver" />
3494: ENDATTACH
3495: if (defined($deloldattach)) {
3496: if (@{$deloldattach} > 0) {
1.221 raeburn 3497: foreach my $delatt (@{$deloldattach}) {
3498: $response .= '<input type="hidden" name="deloldattach" value="'.$delatt.'" />'."\n";
1.108 raeburn 3499: }
3500: }
3501: }
3502: if (defined($currnewattach)) {
3503: if (@{$currnewattach} > 0) {
1.221 raeburn 3504: foreach my $attach (@{$currnewattach}) {
3505: $response .= '<input type="hidden" name="currnewattach" value="'.$attach.'" />'."\n";
1.108 raeburn 3506: }
3507: }
3508: }
3509: $response .= '</form>';
3510: return $response;
3511: }
3512:
3513: sub extract_attachments {
3514: my ($attachmenturls,$idx,$numoldver,$message,$attachments,$currattach,$currdelold) = @_;
1.116 raeburn 3515: %{$attachments}=();
3516: &get_post_attachments($attachments,$attachmenturls);
1.221 raeburn 3517: foreach my $id (sort(keys(%{$attachments}))) {
1.116 raeburn 3518: if (exists($$attachments{$id}{$numoldver})) {
3519: if (defined($currdelold)) {
3520: if (@{$currdelold} > 0) {
3521: unless (grep/^$id$/,@{$currdelold}) {
3522: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3523: }
1.113 raeburn 3524: } else {
3525: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3526: }
1.116 raeburn 3527: } else {
3528: $$currattach{$id} = $$attachments{$id}{$numoldver};
1.108 raeburn 3529: }
3530: }
1.116 raeburn 3531: }
1.221 raeburn 3532: my @attached = (sort { $a <=> $b } keys(%{$currattach}));
1.116 raeburn 3533: if (@attached == 1) {
3534: my $id = $attached[0];
3535: my $attachurl;
3536: if ($attachmenturls =~ m/^<attachment id="0">/) {
3537: $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
3538: } else {
3539: $attachurl = $$attachments{$id}{'filename'};
3540: }
3541: $attachurl=~m|/([^/]+)$|;
3542: $$message.='<br /><a href="'.$attachurl.'"><tt>'.
3543: $1.'</tt></a><br />';
3544: &Apache::lonnet::allowuploaded('/adm/feedback',
3545: $attachurl);
3546: } elsif (@attached > 1) {
3547: $$message.='<ol>';
1.221 raeburn 3548: foreach my $attach (@attached) {
3549: my $id = $attach;
1.113 raeburn 3550: my $attachurl = &HTML::Entities::decode($$attachments{$id}{'filename'});
1.116 raeburn 3551: my ($fname)
3552: =($attachurl=~m|/([^/]+)$|);
3553: $$message .= '<li><a href="'.$attachurl.
3554: '"><tt>'.
3555: $fname.'</tt></a></li>';
1.108 raeburn 3556: &Apache::lonnet::allowuploaded('/adm/feedback',
1.116 raeburn 3557: $attachurl);
1.108 raeburn 3558: }
1.116 raeburn 3559: $$message .= '</ol>';
1.108 raeburn 3560: }
3561: }
3562:
3563: sub construct_attachmenturl {
3564: my ($currnewattach,$keepold,$symb,$idx)=@_;
3565: my $oldattachmenturl;
3566: my $newattachmenturl;
1.113 raeburn 3567: my $startnum = 0;
1.108 raeburn 3568: my $currver = 0;
1.157 albertel 3569: if (($env{'form.editdisc'}) && ($idx)) {
3570: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3571: $env{'course.'.$env{'request.course.id'}.'.domain'},
3572: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 3573: $oldattachmenturl = $contrib{$idx.':attachmenturl'};
3574: if ($contrib{$idx.':history'}) {
3575: if ($contrib{$idx.':history'} =~ /:/) {
1.221 raeburn 3576: my @oldversions = split(/:/,$contrib{$idx.':history'});
1.108 raeburn 3577: $currver = 1 + scalar(@oldversions);
3578: } else {
3579: $currver = 2;
3580: }
3581: } else {
3582: $currver = 1;
3583: }
3584: if ($oldattachmenturl) {
1.113 raeburn 3585: if ($oldattachmenturl =~ m/^<attachment id="0">/) {
3586: my %attachments = ();
3587: my $prevver = $currver-1;
3588: &get_post_attachments(\%attachments,$oldattachmenturl);
1.221 raeburn 3589: my $numattach = scalar(keys(%attachments));
1.113 raeburn 3590: $startnum += $numattach;
1.221 raeburn 3591: foreach my $num (sort {$a <=> $b} keys(%attachments)) {
1.113 raeburn 3592: $newattachmenturl .= '<attachment id="'.$num.'"><filename>'.$attachments{$num}{'filename'}.'</filename>';
1.221 raeburn 3593: foreach my $item (sort {$a <=> $b} keys(%{$attachments{$num}})) {
3594: unless ($item eq 'filename') {
3595: $newattachmenturl .= '<post id="'.$item.'">'.$attachments{$num}{$item}.'</post>';
1.116 raeburn 3596: }
1.113 raeburn 3597: }
3598: if (grep/^$num$/,@{$keepold}) {
3599: $newattachmenturl .= '<post id="'.$currver.'">'.$attachments{$num}{$prevver}.'</post>';
1.108 raeburn 3600: }
1.113 raeburn 3601: $newattachmenturl .= '</attachment>';
1.108 raeburn 3602: }
3603: } else {
1.116 raeburn 3604: $newattachmenturl = '<attachment id="0"><filename>'.&HTML::Entities::encode($oldattachmenturl).'</filename><post id="0">n</post>';
1.108 raeburn 3605: unless (grep/^0$/,@{$keepold}) {
1.113 raeburn 3606: $newattachmenturl .= '<post id="1">n</post>';
1.108 raeburn 3607: }
1.113 raeburn 3608: $newattachmenturl .= '</attachment>';
1.108 raeburn 3609: $startnum ++;
3610: }
3611: }
3612: }
3613: for (my $i=0; $i<@{$currnewattach}; $i++) {
3614: my $attachnum = $startnum + $i;
1.113 raeburn 3615: $newattachmenturl .= '<attachment id="'.$attachnum.'"><filename>'.&HTML::Entities::encode($$currnewattach[$i]).'</filename><post id="'.$currver.'">n</post></attachment>';
1.108 raeburn 3616: }
3617: return $newattachmenturl;
3618: }
1.128 raeburn 3619:
1.224 raeburn 3620: sub add_blog_checkbox {
1.278 raeburn 3621: my ($crstype) = @_;
3622: my $checkstatus;
1.224 raeburn 3623: if ($env{'form.blog'}) {
3624: $checkstatus = 'checked="checked"';
3625: }
3626: my $output = '
3627: <script type="text/javascript">
3628: function setblogvalue() {
3629: if (document.mailform.blog.checked) {
3630: document.attachment.blog.value = 1;
3631: } else {
3632: document.attachment.blog.value = 0;
3633: }
3634: }
3635: </script><br />
1.278 raeburn 3636: <label><input type="checkbox" name="blog" '.$checkstatus.' /> ';
3637: if ($crstype eq 'Community') {
3638: $output .= &mt('Add to my public community blog');
3639: } else {
3640: $output .= &mt('Add to my public course blog');
3641: }
3642: $output .= '</label><br />'."\n";
1.224 raeburn 3643: return $output;
3644: }
3645:
1.128 raeburn 3646: sub has_discussion {
3647: my $resourcesref = shift;
3648: my $navmap = Apache::lonnavmaps::navmap->new();
1.260 raeburn 3649: if (defined($navmap)) {
3650: my @allres=$navmap->retrieveResources();
3651: foreach my $resource (@allres) {
3652: if ($resource->hasDiscussion()) {
3653: my $ressymb = $resource->wrap_symb();
3654: if (ref($resourcesref) eq 'ARRAY') {
3655: push(@{$resourcesref}, $ressymb);
3656: }
3657: }
1.128 raeburn 3658: }
1.260 raeburn 3659: } else {
3660: &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
1.128 raeburn 3661: }
3662: return;
1.143 raeburn 3663: }
3664:
3665: sub sort_filter_names {
1.278 raeburn 3666: my ($sort_types,$role_types,$status_types,$crstype) = @_;
3667: if (ref($sort_types) eq 'HASH') {
3668: %{$sort_types} = (
1.143 raeburn 3669: ascdate => 'Date order - oldest first',
3670: descdate => 'Date order - newest first',
3671: thread => 'Threaded',
3672: subject => 'By subject',
3673: username => 'By domain and username',
3674: lastfirst => 'By last name, first name'
3675: );
1.278 raeburn 3676: }
3677: my @courseroles = qw(st in ta ep ad);
3678: if ($crstype eq 'Community') {
3679: push(@courseroles,'co');
3680: } else {
3681: push(@courseroles,'cc');
3682: }
3683: if (ref($role_types) eq 'HASH') {
3684: foreach my $role (@courseroles) {
3685: $role_types->{$role} = &Apache::lonnet::plaintext($role,$crstype);
3686: }
3687: $role_types->{'all'} = 'All roles';
3688: $role_types->{'cr'} = 'Custom role';
3689: }
3690: if (ref($status_types) eq 'HASH') {
3691: %{$status_types} = (
1.143 raeburn 3692: all => 'Roles of any status',
1.214 albertel 3693: Active => 'Only active roles',
3694: Expired => 'Only past roles',
3695: Future => 'Only future roles',
1.143 raeburn 3696: );
1.278 raeburn 3697: }
1.143 raeburn 3698: }
1.108 raeburn 3699:
1.6 albertel 3700: sub handler {
3701: my $r = shift;
1.8 www 3702: if ($r->header_only) {
1.71 www 3703: &Apache::loncommon::content_type($r,'text/html');
1.8 www 3704: $r->send_http_header;
3705: return OK;
3706: }
1.15 www 3707:
3708: # --------------------------- Get query string for limited number of parameters
3709:
1.97 raeburn 3710: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.327 www 3711: ['like','unlike','modal','hide','unhide','deldisc','undeleteall','postdata','preview','replydisc','editdisc','cmd','symb','onlyunread','allposts','onlyunmark','previous','markread','markonread','markondisp','toggoff','toggon','modifydisp','changes','navtime','navmaps','navurl','sortposts','applysort','rolefilter','statusfilter','sectionpick','groupick','posterlist','userpick','attach','origpage','currnewattach','deloldattach','keepold','allversions','export','sendmessageonly','group','ref']);
1.208 raeburn 3712: my $group = $env{'form.group'};
1.255 raeburn 3713: my %attachmax = (
1.268 bisitz 3714: text => &mt('(128 KB max size)'),
1.255 raeburn 3715: num => 131072,
3716: );
1.180 raeburn 3717: if ($env{'form.editdisc'}) {
1.208 raeburn 3718: if (!(&editing_allowed($env{'form.editdisc'},$env{'form.group'}))) {
1.180 raeburn 3719: my $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
3720: my ($map,$id,$url)=&Apache::lonnet::decode_symb($symb);
3721: my $feedurl=&Apache::lonnet::clutter($url);
1.208 raeburn 3722: &redirect_back($r,$feedurl,&mt('Editing not permitted').'<br />', '0','0','','',$env{'form.previous'},undef,undef,undef,
3723: undef,undef,undef,$group);
1.180 raeburn 3724: return OK;
3725: }
3726: }
1.157 albertel 3727: if ($env{'form.discsymb'}) {
3728: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.discsymb'});
1.111 raeburn 3729: my $readkey = $symb.'_read';
3730: my $chgcount = 0;
1.157 albertel 3731: my %readinghash = &Apache::lonnet::get('nohist_'.$env{'request.course.id'}.'_discuss',[$readkey],$env{'user.domain'},$env{'user.name'});
1.221 raeburn 3732: foreach my $key (keys(%env)) {
1.111 raeburn 3733: if ($key =~ m/^form\.postunread_(\d+)/) {
3734: if ($readinghash{$readkey} =~ /\.$1\./) {
3735: $readinghash{$readkey} =~ s/\.$1\.//;
3736: $chgcount ++;
3737: }
3738: } elsif ($key =~ m/^form\.postread_(\d+)/) {
3739: unless ($readinghash{$readkey} =~ /\.$1\./) {
3740: $readinghash{$readkey} .= '.'.$1.'.';
3741: $chgcount ++;
3742: }
3743: }
3744: }
3745: if ($chgcount > 0) {
1.157 albertel 3746: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3747: \%readinghash,$env{'user.domain'},$env{'user.name'});
1.111 raeburn 3748: }
1.133 albertel 3749: &redirect_back($r,$feedurl,&mt('Marked postings read/unread').'<br />',
1.208 raeburn 3750: '0','0','','',$env{'form.previous'},'','','',
3751: undef,undef,undef,$group);
1.111 raeburn 3752: return OK;
3753: }
1.157 albertel 3754: if ($env{'form.allversions'}) {
1.109 raeburn 3755: &Apache::loncommon::content_type($r,'text/html');
1.187 albertel 3756: &Apache::loncommon::no_cache($r);
1.109 raeburn 3757: $r->send_http_header;
1.187 albertel 3758:
1.276 bisitz 3759: # Breadcrumbs
3760: my $brcrum = [{'href' => '',
3761: 'text' => 'Discussion Post Versions'}];
1.306 www 3762:
3763: my %parms=();
3764: if ($env{'form.modal'} ne 'yes') { 'bread_crumbs' => $brcrum }
1.276 bisitz 3765:
1.306 www 3766: $r->print(&Apache::loncommon::start_page('Discussion Post Versions',undef,\%parms));
1.187 albertel 3767:
1.157 albertel 3768: my $crs='/'.$env{'request.course.id'};
3769: if ($env{'request.course.sec'}) {
3770: $crs.='_'.$env{'request.course.sec'};
1.109 raeburn 3771: }
1.133 albertel 3772: $crs=~s|_|/|g;
1.208 raeburn 3773: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3774: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.157 albertel 3775: my ($symb,$idx)=split(/\:\:\:/,$env{'form.allversions'});
1.133 albertel 3776: ($symb)=&get_feedurl_and_clean_symb($symb);
1.208 raeburn 3777: my $ressymb = &wrap_symb($symb);
3778: my $group = $env{'form.group'};
3779: my $seeid;
3780: if (($group ne '') && (($ressymb =~ m|^bulletin___\d+___adm/wrapper/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard$|))) {
3781: if (&check_group_priv($group,'dgp') eq 'ok') {
3782: $seeid = 1;
3783: }
3784: } else {
3785: $seeid = &Apache::lonnet::allowed('rin',$crs);
3786: }
1.109 raeburn 3787: if ($idx > 0) {
1.116 raeburn 3788: my %messages = ();
3789: my %subjects = ();
3790: my %attachmsgs = ();
3791: my %allattachments = ();
3792: my %imsfiles = ();
3793: my ($screenname,$plainname);
1.157 albertel 3794: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3795: $env{'course.'.$env{'request.course.id'}.'.domain'},
3796: $env{'course.'.$env{'request.course.id'}.'.num'});
1.133 albertel 3797: $r->print(&get_post_contents(\%contrib,$idx,$seeid,'allversions',\%messages,\%subjects,\%allattachments,\%attachmsgs,\%imsfiles,\$screenname,\$plainname));
1.109 raeburn 3798: }
1.187 albertel 3799: $r->print(&Apache::loncommon::end_page());
1.109 raeburn 3800: return OK;
3801: }
1.157 albertel 3802: if ($env{'form.posterlist'}) {
3803: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
3804: &print_showposters($r,$symb,$env{'form.previous'},$feedurl,
3805: $env{'form.sortposts'});
1.101 raeburn 3806: return OK;
3807: }
1.157 albertel 3808: if ($env{'form.userpick'}) {
1.133 albertel 3809: my @posters = &Apache::loncommon::get_env_multiple('form.stuinfo');
1.157 albertel 3810: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.userpick'});
1.101 raeburn 3811: my $numpicks = @posters;
1.133 albertel 3812: my %discinfo;
3813: $discinfo{$symb.'_userpick'} = join('&',@posters);
1.157 albertel 3814: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3815: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.175 www 3816: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3817: '',$env{'form.previous'},$env{'form.sortposts'},'','','',
1.208 raeburn 3818: '',$numpicks,$group);
1.101 raeburn 3819: return OK;
3820: }
1.157 albertel 3821: if ($env{'form.applysort'}) {
3822: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.applysort'});
1.175 www 3823: &redirect_back($r,$feedurl,&mt('Changed sort/filter').'<br />','0','0','',
1.157 albertel 3824: '',$env{'form.previous'},$env{'form.sortposts'},
3825: $env{'form.rolefilter'},$env{'form.statusfilter'},
1.208 raeburn 3826: $env{'form.sectionpick'},$env{'form.grouppick'},
3827: undef,$group);
1.100 raeburn 3828: return OK;
1.157 albertel 3829: } elsif ($env{'form.cmd'} eq 'sortfilter') {
3830: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
3831: &print_sortfilter_options($r,$symb,$env{'form.previous'},$feedurl);
1.100 raeburn 3832: return OK;
1.157 albertel 3833: } elsif ($env{'form.navtime'}) {
1.99 raeburn 3834: my %discinfo = ();
3835: my @resources = ();
1.157 albertel 3836: if (defined($env{'form.navmaps'})) {
3837: if ($env{'form.navmaps'} =~ /:/) {
1.221 raeburn 3838: @resources = split(/:/,$env{'form.navmaps'});
1.128 raeburn 3839: } else {
1.157 albertel 3840: @resources = ("$env{'form.navmaps'}");
1.128 raeburn 3841: }
1.99 raeburn 3842: } else {
1.128 raeburn 3843: &has_discussion(\@resources);
1.99 raeburn 3844: }
3845: my $numitems = @resources;
3846: my $feedurl = '/adm/navmaps';
1.157 albertel 3847: if ($env{'form.navurl'}) { $feedurl .= '?'.$env{'form.navurl'}; }
1.99 raeburn 3848: my %lt = &Apache::lonlocal::texthash(
3849: 'mnpa' => 'Marked "New" posts as read in a total of',
1.128 raeburn 3850: 'robb' => 'resources/bulletin boards.',
1.264 schafran 3851: 'twnp' => 'There are currently no resources or discussion boards with unread discussion postings.'
1.99 raeburn 3852: );
1.221 raeburn 3853: foreach my $res (@resources) {
3854: my $ressymb=$res;
1.132 albertel 3855: &Apache::lonenc::check_decrypt(\$ressymb);
1.99 raeburn 3856: my $lastkey = $ressymb.'_lastread';
1.157 albertel 3857: $discinfo{$lastkey} = $env{'form.navtime'};
1.99 raeburn 3858: }
1.128 raeburn 3859: my $textline = "<b>$lt{'mnpa'} $numitems $lt{'robb'}</b>";
3860: if ($numitems > 0) {
1.157 albertel 3861: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3862: \%discinfo,$env{'user.domain'},$env{'user.name'});
1.128 raeburn 3863: } else {
3864: $textline = "<b>$lt{'twnp'}</b>";
3865: }
1.99 raeburn 3866: &Apache::loncommon::content_type($r,'text/html');
3867: $r->send_http_header;
1.150 albertel 3868: my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
1.200 albertel 3869: my %onload;
3870:
1.186 albertel 3871: my $start_page=
3872: &Apache::loncommon::start_page('New posts marked as read',undef,
3873: {'redirect' => [2,$feedurl],
3874: 'only_body' => 1,
1.189 albertel 3875: 'add_entries' => \%onload});
1.186 albertel 3876: my $end_page = &Apache::loncommon::end_page();
1.99 raeburn 3877: $r->print (<<ENDREDIR);
1.186 albertel 3878: $start_page
1.150 albertel 3879: <img align="right" src="$logo" />
1.128 raeburn 3880: $textline
1.99 raeburn 3881: <form name="reldt" action="$feedurl" target="loncapaclient">
3882: </form>
1.187 albertel 3883: <br />
1.186 albertel 3884: $end_page
1.99 raeburn 3885: ENDREDIR
3886: return OK;
1.157 albertel 3887: } elsif ($env{'form.modifydisp'}) {
3888: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.modifydisp'});
1.133 albertel 3889: my ($dispchgA,$dispchgB,$markchg,$toggchg) =
1.157 albertel 3890: split(/_/,$env{'form.changes'});
3891: &print_display_options($r,$symb,$env{'form.previous'},$dispchgA,
1.133 albertel 3892: $dispchgB,$markchg,$toggchg,$feedurl);
1.97 raeburn 3893: return OK;
1.157 albertel 3894: } elsif ($env{'form.markondisp'} || $env{'form.markonread'} ||
3895: $env{'form.allposts'} || $env{'form.onlyunread'} ||
3896: $env{'form.onlyunmark'} || $env{'form.toggoff'} ||
3897: $env{'form.toggon'} || $env{'form.markread'}) {
3898: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
1.137 albertel 3899: my %discinfo;
1.133 albertel 3900: # ------------------------ Modify setting for read/unread toggle for each post
1.157 albertel 3901: if ($env{'form.toggoff'}) { $discinfo{$symb.'_readtoggle'}=0; }
3902: if ($env{'form.toggon'}) { $discinfo{$symb.'_readtoggle'}=1; }
1.133 albertel 3903: # --------- Modify setting for identification of 'NEW' posts in this discussion
1.157 albertel 3904: if ($env{'form.markondisp'}) {
1.137 albertel 3905: $discinfo{$symb.'_lastread'} = time;
3906: $discinfo{$symb.'_markondisp'} = 1;
3907: }
1.157 albertel 3908: if ($env{'form.markonread'}) {
3909: if ( $env{'form.previous'} > 0 ) {
3910: $discinfo{$symb.'_lastread'} = $env{'form.previous'};
1.137 albertel 3911: }
3912: $discinfo{$symb.'_markondisp'} = 0;
1.84 raeburn 3913: }
1.133 albertel 3914: # --------------------------------- Modify display setting for this discussion
1.157 albertel 3915: if ($env{'form.allposts'}) {
1.137 albertel 3916: $discinfo{$symb.'_showonlyunread'} = 0;
3917: $discinfo{$symb.'_showonlyunmark'} = 0;
1.84 raeburn 3918: }
1.157 albertel 3919: if ($env{'form.onlyunread'}) { $discinfo{$symb.'_showonlyunread'} = 1; }
3920: if ($env{'form.onlyunmark'}) { $discinfo{$symb.'_showonlyunmark'} = 1; }
1.137 albertel 3921: # ----------------------------------------------------- Mark new posts not NEW
1.157 albertel 3922: if ($env{'form.markread'}) { $discinfo{$symb.'_lastread'} = time; }
3923: &Apache::lonnet::put('nohist_'.$env{'request.course.id'}.'_discuss',
3924: \%discinfo,$env{'user.domain'},$env{'user.name'});
3925: my $previous=$env{'form.previous'};
3926: if ($env{'form.markondisp'}) { $previous=undef; }
1.133 albertel 3927: &redirect_back($r,$feedurl,&mt('Changed display status').'<br />',
1.208 raeburn 3928: '0','0','','',$previous,'','','','','','',$group);
1.84 raeburn 3929: return OK;
1.157 albertel 3930: } elsif (($env{'form.hide'}) || ($env{'form.unhide'})) {
1.15 www 3931: # ----------------------------------------------------------------- Hide/unhide
1.157 albertel 3932: my $entry=$env{'form.hide'}?$env{'form.hide'}:$env{'form.unhide'};
1.133 albertel 3933: my ($symb,$idx)=split(/\:\:\:/,$entry);
3934: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.15 www 3935:
1.180 raeburn 3936: my $crs='/'.$env{'request.course.id'};
3937: if ($env{'request.course.sec'}) {
3938: $crs.='_'.$env{'request.course.sec'};
3939: }
3940: $crs=~s/\_/\//g;
3941: my $seeid=&Apache::lonnet::allowed('rin',$crs);
3942:
1.208 raeburn 3943: if ($env{'form.hide'} && !$seeid && !(&editing_allowed($env{'form.hide'},$env{'form.group'}))) {
3944: &redirect_back($r,$feedurl,&mt('Deletion not permitted').'<br />', '0','0','','',$env{'form.previous'},'','','','',
3945: undef,undef,$group,);
1.180 raeburn 3946: return OK;
3947: }
3948:
1.157 albertel 3949: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
3950: $env{'course.'.$env{'request.course.id'}.'.domain'},
3951: $env{'course.'.$env{'request.course.id'}.'.num'});
1.15 www 3952:
1.133 albertel 3953: my $currenthidden=$contrib{'hidden'};
3954: my $currentstudenthidden=$contrib{'studenthidden'};
1.15 www 3955:
1.157 albertel 3956: if ($env{'form.hide'}) {
1.133 albertel 3957: $currenthidden.='.'.$idx.'.';
3958: unless ($seeid) {
3959: $currentstudenthidden.='.'.$idx.'.';
3960: }
3961: } else {
3962: $currenthidden=~s/\.$idx\.//g;
3963: }
3964: my %newhash=('hidden' => $currenthidden);
1.157 albertel 3965: if ( ($env{'form.hide'}) && (!$seeid) ) {
1.133 albertel 3966: $newhash{'studenthidden'} = $currentstudenthidden;
3967: }
1.231 raeburn 3968: if ($env{'form.hide'}) {
3969: my $changelast = 0;
3970: my $newlast;
3971: ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
3972: if ($changelast) {
3973: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
3974: $env{'course.'.$env{'request.course.id'}.'.domain'},
3975: $env{'course.'.$env{'request.course.id'}.'.num'});
3976: }
3977: }
1.157 albertel 3978: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
3979: $env{'course.'.$env{'request.course.id'}.'.domain'},
3980: $env{'course.'.$env{'request.course.id'}.'.num'});
1.38 www 3981:
1.133 albertel 3982: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 3983: '0','0','','',$env{'form.previous'},undef,undef,undef,
3984: undef,undef,undef,$group);
1.135 albertel 3985: return OK;
1.321 www 3986: } elsif (($env{'form.like'}) || ($env{'form.unlike'})) {
3987: # ----------------------------------------------------------------- Like/unlike
3988: my $entry=$env{'form.like'}?$env{'form.like'}:$env{'form.unlike'};
3989: my ($symb,$idx)=split(/\:\:\:/,$entry);
3990: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.323 www 3991: #
3992: # Likes and unlikes are in db-file "disclikes" of the course
3993: # The prefix is the $symb to identify the resource discussion,
3994: # and the $idx to identify the entry
3995: #
1.322 www 3996: my $prefix=$symb.':'.$idx.':';
3997: my %contrib=&Apache::lonnet::dump('disclikes',
3998: $env{'course.'.$env{'request.course.id'}.'.domain'},
3999: $env{'course.'.$env{'request.course.id'}.'.num'},
4000: '^'.$prefix);
1.321 www 4001: # Get all who like or unlike this
1.322 www 4002: my $currentlikers=$contrib{$prefix.'likers'};
4003: my $currentunlikers=$contrib{$prefix.'unlikers'};
1.323 www 4004: # Get the current "likes" count
1.322 www 4005: my $likes=$contrib{$prefix.'likes'};
1.321 www 4006: # Find out if they already voted
1.323 www 4007: # Users cannot like a post twice, or unlike it twice. They can change their mind, though
1.321 www 4008: my $alreadyflag=0;
4009: my $thisuser=$env{'user.name'}.':'.$env{'user.domain'};
4010: if ($env{'form.like'}) {
1.322 www 4011: if ($currentlikers=~/\,\Q$thisuser\E\,/) {
1.321 www 4012: $alreadyflag=1;
4013: } else {
1.322 www 4014: if ($currentunlikers=~/\,\Q$thisuser\E\,/) {
1.323 www 4015: $currentunlikers=~s/\,\Q$thisuser\E\,//g;
1.322 www 4016: } else {
4017: $currentlikers.=','.$thisuser.',';
4018: }
1.321 www 4019: $likes++;
4020: }
4021: } else {
1.322 www 4022: if ($currentunlikers=~/\,\Q$thisuser\E\,/) {
1.321 www 4023: $alreadyflag=1;
4024: } else {
1.322 www 4025: if ($currentlikers=~/\,\Q$thisuser\E\,/) {
1.323 www 4026: $currentlikers=~s/\,\Q$thisuser\E\,//g;
1.322 www 4027: } else {
4028: $currentunlikers.=','.$thisuser.',';
4029: }
1.321 www 4030: $likes--;
4031: }
4032: }
4033: my $result;
1.323 www 4034: # $alreadyflag would be 1 if they tried to double-like or double-unlike
1.321 www 4035: unless ($alreadyflag) {
1.322 www 4036: my %newhash=($prefix.'likes' => $likes,
4037: $prefix.'likers' => $currentlikers,
4038: $prefix.'unlikers' => $currentunlikers);
1.323 www 4039: # Store data in db-file "disclikes"
1.322 www 4040: if (&Apache::lonnet::put('disclikes',
4041: \%newhash,
4042: $env{'course.'.$env{'request.course.id'}.'.domain'},
4043: $env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
1.323 www 4044: # Also store with the person who posted the liked/unliked entry
1.321 www 4045: if ($env{'form.like'}) {
4046: &storediscussionlikes(1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});
4047: $result=&mt("Registered 'Like'");
4048: } else {
4049: &storediscussionlikes(-1,$contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'});
4050: $result=&mt("Registered 'Unlike'");
4051: }
4052: } else {
1.323 www 4053: # Oops, something went wrong
1.321 www 4054: $result=&mt("Failed to register vote");
4055: }
4056: }
4057: &redirect_back($r,$feedurl,$result.'<br />',
4058: '0','0','','',$env{'form.previous'},undef,undef,undef,
4059: undef,undef,undef,$group);
4060: return OK;
1.157 albertel 4061: } elsif ($env{'form.cmd'}=~/^(threadedoff|threadedon)$/) {
4062: my ($symb,$feedurl)=&get_feedurl_and_clean_symb($env{'form.symb'});
4063: if ($env{'form.cmd'} eq 'threadedon') {
1.69 www 4064: &Apache::lonnet::put('environment',{'threadeddiscussion' => 'on'});
1.253 raeburn 4065: &Apache::lonnet::appenv({'environment.threadeddiscussion' => 'on'});
1.69 www 4066: } else {
4067: &Apache::lonnet::del('environment',['threadeddiscussion']);
1.265 raeburn 4068: &Apache::lonnet::delenv('environment.threadeddiscussion');
1.72 albertel 4069: }
1.133 albertel 4070: &redirect_back($r,$feedurl,&mt('Changed discussion view mode').'<br />',
1.208 raeburn 4071: '0','0','','',$env{'form.previous'},undef,undef,undef,
4072: undef,undef,undef,$group);
1.135 albertel 4073: return OK;
1.157 albertel 4074: } elsif ($env{'form.deldisc'}) {
1.38 www 4075: # --------------------------------------------------------------- Hide for good
1.157 albertel 4076: my ($symb,$idx)=split(/\:\:\:/,$env{'form.deldisc'});
1.133 albertel 4077: ($symb,my $feedurl)=&get_feedurl_and_clean_symb($symb);
1.157 albertel 4078: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
4079: $env{'course.'.$env{'request.course.id'}.'.domain'},
4080: $env{'course.'.$env{'request.course.id'}.'.num'});
1.231 raeburn 4081: my ($changelast,$newlast) = &get_discussion_info($idx,%contrib);
4082: if ($changelast) {
4083: &Apache::lonnet::put('discussiontimes',{$symb => $newlast},
4084: $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
4085: }
1.135 albertel 4086: my %newhash=('deleted' => $contrib{'deleted'}.".$idx.");
1.157 albertel 4087: &Apache::lonnet::store(\%newhash,$symb,$env{'request.course.id'},
4088: $env{'course.'.$env{'request.course.id'}.'.domain'},
4089: $env{'course.'.$env{'request.course.id'}.'.num'});
1.135 albertel 4090: &redirect_back($r,$feedurl,&mt('Changed discussion status').'<br />',
1.208 raeburn 4091: '0','0','','',$env{'form.previous'},undef,undef,undef,
4092: undef,undef,undef,$group);
1.135 albertel 4093: return OK;
1.157 albertel 4094: } elsif ($env{'form.preview'}) {
1.33 www 4095: # -------------------------------------------------------- User wants a preview
4096: &show_preview($r);
1.135 albertel 4097: return OK;
1.157 albertel 4098: } elsif ($env{'form.attach'}) {
1.108 raeburn 4099: # -------------------------------------------------------- Work on attachments
4100: &Apache::loncommon::content_type($r,'text/html');
4101: $r->send_http_header;
1.198 albertel 4102: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['subject','comment','addnewattach','delnewattach','timestamp','numoldver','idx','discuss','blog']);
1.255 raeburn 4103: my (@currnewattach,@currdelold,@keepold,$toolarge);
1.108 raeburn 4104: &process_attachments(\@currnewattach,\@currdelold,\@keepold);
1.157 albertel 4105: if (exists($env{'form.addnewattach.filename'})) {
1.255 raeburn 4106: if (length($env{'form.addnewattach'})<=$attachmax{'num'}) {
1.157 albertel 4107: my $subdir = 'feedback/'.$env{'form.timestamp'};
1.108 raeburn 4108: my $newattachment=&Apache::lonnet::userfileupload('addnewattach',undef,$subdir);
1.221 raeburn 4109: push(@currnewattach, $newattachment);
1.255 raeburn 4110: } else {
4111: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
1.108 raeburn 4112: }
4113: }
1.133 albertel 4114: my $attachmenturls;
1.157 albertel 4115: my ($symb) = &get_feedurl_and_clean_symb($env{'form.attach'});
4116: my $idx = $env{'form.idx'};
1.108 raeburn 4117: if ($idx) {
1.157 albertel 4118: my %contrib=&Apache::lonnet::restore($symb,$env{'request.course.id'},
4119: $env{'course.'.$env{'request.course.id'}.'.domain'},
4120: $env{'course.'.$env{'request.course.id'}.'.num'});
1.108 raeburn 4121: $attachmenturls = $contrib{$idx.':attachmenturl'};
4122: }
1.133 albertel 4123: &modify_attachments($r,\@currnewattach,\@currdelold,$symb,$idx,
1.255 raeburn 4124: $attachmenturls,$attachmax{'text'},$toolarge);
1.135 albertel 4125: return OK;
1.157 albertel 4126: } elsif ($env{'form.export'}) {
1.116 raeburn 4127: &Apache::loncommon::content_type($r,'text/html');
4128: $r->send_http_header;
1.157 albertel 4129: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.export'});
1.133 albertel 4130: my $mode='board';
1.116 raeburn 4131: my $status='OPEN';
1.157 albertel 4132: my $previous=$env{'form.previous'};
1.305 www 4133: if ($feedurl =~ /$LONCAPA::assess_re/) {
1.116 raeburn 4134: $mode='problem';
4135: $status=$Apache::inputtags::status[-1];
4136: }
4137: my $discussion = &list_discussion($mode,$status,$symb);
1.188 albertel 4138: my $start_page =
4139: &Apache::loncommon::start_page('Resource Feedback and Discussion');
4140: my $end_page =
4141: &Apache::loncommon::end_page();
4142: $r->print($start_page.$discussion.$end_page);
1.116 raeburn 4143: return OK;
1.327 www 4144:
4145: } elsif ($env{'form.undeleteall'}) {
4146: &Apache::loncommon::content_type($r,'text/html');
4147: $r->send_http_header;
4148: my ($symb,$feedurl) = &get_feedurl_and_clean_symb($env{'form.undeleteall'});
4149: $r->print(&Apache::loncommon::start_page('Undelete all deleted discussion entries'));
4150: if (&Apache::lonnet::allowed('rin',$env{'request.course.id'})) {
4151: if (&Apache::lonnet::store({'deleted' => ''},$symb,$env{'request.course.id'},
4152: $env{'course.'.$env{'request.course.id'}.'.domain'},
4153: $env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
4154: $r->print(&Apache::lonhtmlcommon::confirm_success(&mt("Undeleted all entries")));
4155: } else {
4156: $r->print(&Apache::lonhtmlcommon::confirm_success(&mt("Failed to undelete entries"),1));
4157: }
4158: $r->print("<br /><a href='$feedurl'>".&mt("Return and reload")."</a>");
4159: }
4160: $r->print(&Apache::loncommon::end_page());
4161: return OK;
1.15 www 4162: } else {
4163: # ------------------------------------------------------------- Normal feedback
1.157 albertel 4164: my $feedurl=$env{'form.postdata'};
1.260 raeburn 4165: $feedurl=~s/^https?\:\/\///;
1.133 albertel 4166: $feedurl=~s/^$ENV{'SERVER_NAME'}//;
4167: $feedurl=~s/^$ENV{'HTTP_HOST'}//;
4168: $feedurl=~s/\?.+$//;
1.8 www 4169:
1.133 albertel 4170: my $symb;
1.157 albertel 4171: if ($env{'form.replydisc'}) {
4172: $symb=(split(/\:\:\:/,$env{'form.replydisc'}))[0];
4173: } elsif ($env{'form.editdisc'}) {
4174: $symb=(split(/\:\:\:/,$env{'form.editdisc'}))[0];
4175: } elsif ($env{'form.origpage'}) {
1.133 albertel 4176: $symb="";
1.328 www 4177: } elsif ($env{'form.sendmessageonly'}) {
4178: $symb=(split(/\:\:\:/,$env{'form.sendmessageonly'}))[0];
1.133 albertel 4179: } else {
4180: $symb=&Apache::lonnet::symbread($feedurl);
4181: }
4182: unless ($symb) {
1.157 albertel 4183: $symb=$env{'form.symb'};
1.133 albertel 4184: }
1.237 raeburn 4185: if (defined($symb)) {
4186: ($symb,$feedurl)=&get_feedurl_and_clean_symb($symb);
4187: } else {
4188: # backward compatibility (bulletin boards used to be 'wrapped')
4189: &Apache::lonenc::check_decrypt(\$feedurl);
4190: &dewrapper(\$feedurl);
4191: }
1.133 albertel 4192: my $goahead=1;
1.305 www 4193: if ($feedurl=~/$LONCAPA::assess_re/) {
1.133 albertel 4194: unless ($symb) { $goahead=0; }
4195: }
4196: if (!$goahead) {
4197: # Ambiguous Problem Resource
4198: $r->internal_redirect('/adm/ambiguous');
4199: return OK;
1.31 www 4200: }
1.8 www 4201: # Go ahead with feedback, no ambiguous reference
1.133 albertel 4202: unless (
4203: (
4204: ($feedurl=~m:^/res:) && ($feedurl!~m:^/res/adm:)
4205: )
4206: ||
1.157 albertel 4207: ($env{'request.course.id'} && ($feedurl!~m:^/adm:))
1.133 albertel 4208: ||
1.157 albertel 4209: ($env{'request.course.id'} && ($symb=~/^bulletin\_\_\_/))
1.133 albertel 4210: ) {
1.135 albertel 4211: &Apache::loncommon::content_type($r,'text/html');
4212: $r->send_http_header;
1.133 albertel 4213: # Unable to give feedback
1.233 raeburn 4214: &Apache::lonenc::check_encrypt(\$feedurl);
1.133 albertel 4215: &no_redirect_back($r,$feedurl);
1.178 albertel 4216: return OK;
1.133 albertel 4217: }
1.6 albertel 4218: # --------------------------------------------------- Print login screen header
1.157 albertel 4219: unless ($env{'form.sendit'}) {
1.233 raeburn 4220: &Apache::lonenc::check_encrypt(\$feedurl);
1.135 albertel 4221: &Apache::loncommon::content_type($r,'text/html');
4222: $r->send_http_header;
1.234 raeburn 4223: if (($env{'form.replydisc'}) || ($env{'form.editdisc'})) {
1.235 raeburn 4224: my ($blocked,$blocktext) =
4225: &Apache::loncommon::blocking_status('boards');
1.234 raeburn 4226: if ($blocked) {
4227: $r->print(&blocked_reply_or_edit($blocktext));
4228: return OK;
4229: }
4230: }
1.303 raeburn 4231: my $options=&screen_header($feedurl,$symb,$group);
1.133 albertel 4232: if ($options) {
1.255 raeburn 4233: &mail_screen($r,$feedurl,$options,$symb,$attachmax{'text'});
1.133 albertel 4234: } else {
4235: &fail_redirect($r,$feedurl);
4236: }
4237: return OK;
1.6 albertel 4238: }
4239:
4240: # Get previous user input
1.9 albertel 4241: my $prevattempts=&Apache::loncommon::get_previous_attempt(
1.157 albertel 4242: $symb,$env{'user.name'},$env{'user.domain'},
4243: $env{'request.course.id'});
1.6 albertel 4244:
4245: # Get output from resource
1.237 raeburn 4246: &Apache::lonenc::check_encrypt(\$feedurl);
1.6 albertel 4247: my $usersaw=&resource_output($feedurl);
4248:
1.50 albertel 4249: # Get resource answer (need to allow student to view grades for this to work)
1.253 raeburn 4250: &Apache::lonnet::appenv({'allowed.vgr'=>'F'});
1.238 raeburn 4251: my $usersymb = &Apache::lonenc::check_encrypt($symb);
1.237 raeburn 4252: my $useranswer=
4253: &Apache::loncommon::get_student_answers(
1.238 raeburn 4254: $usersymb,$env{'user.name'},$env{'user.domain'},
1.237 raeburn 4255: $env{'request.course.id'});
1.50 albertel 4256: &Apache::lonnet::delenv('allowed.vgr');
1.42 www 4257: # Get attachments, if any, and not too large
4258: my $attachmenturl='';
1.255 raeburn 4259: my $toolarge='';
1.157 albertel 4260: if (($env{'form.origpage'}) || ($env{'form.editdisc'}) ||
4261: ($env{'form.replydisc'})) {
1.133 albertel 4262: my ($symb,$idx);
1.157 albertel 4263: if ($env{'form.replydisc'}) {
4264: ($symb,$idx)=split(/\:\:\:/,$env{'form.replydisc'});
4265: } elsif ($env{'form.editdisc'}) {
4266: ($symb,$idx)=split(/\:\:\:/,$env{'form.editdisc'});
4267: } elsif ($env{'form.origpage'}) {
4268: $symb = $env{'form.symb'};
1.133 albertel 4269: }
1.132 albertel 4270: &Apache::lonenc::check_decrypt(\$symb);
1.133 albertel 4271: my @currnewattach = ();
4272: my @deloldattach = ();
4273: my @keepold = ();
4274: &process_attachments(\@currnewattach,\@deloldattach,\@keepold);
4275: $symb=~s|(bulletin___\d+___)adm/wrapper/|$1|;
4276: $attachmenturl=&construct_attachmenturl(\@currnewattach,\@keepold,$symb,$idx);
1.157 albertel 4277: } elsif ($env{'form.attachment.filename'}) {
1.255 raeburn 4278: if (length($env{'form.attachment'})<=$attachmax{'num'}) {
4279: my $now = time;
4280: my $subdir = 'feedback/'.$now;
4281: $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,$subdir);
4282: } else {
4283: $toolarge = '<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>';
4284: }
1.42 www 4285: }
1.6 albertel 4286: # Filter HTML out of message (could be nasty)
1.301 raeburn 4287: my $override;
4288: if ($env{'form.discuss'} =~ /^(?:author|question|course|policy)$/) {
4289: $override = 1;
4290: }
4291: my $message=&clear_out_html($env{'form.comment'},$override);
1.6 albertel 4292:
4293: # Assemble email
1.237 raeburn 4294: my ($email,$citations)=&assemble_email($message,$prevattempts,
1.133 albertel 4295: $usersaw,$useranswer);
1.40 albertel 4296:
1.6 albertel 4297: # Who gets this?
1.242 albertel 4298: my ($typestyle,%to) = &Apache::lonmsg::decide_receiver($feedurl);
1.6 albertel 4299:
4300: # Actually send mail
1.297 raeburn 4301: my ($status,$numsent)=&send_msg(&clear_out_html($env{'form.subject'}),
1.194 albertel 4302: $feedurl,$email,$citations,
1.240 raeburn 4303: $attachmenturl,$usersymb,%to);
1.13 www 4304:
4305: # Discussion? Store that.
1.32 albertel 4306: my $numpost=0;
1.207 albertel 4307: if ( ($env{'form.discuss'} ne ''
4308: && $env{'form.discuss'} !~ /^(?:author|question|course|policy)/)
4309: || $env{'form.anondiscuss'} ne '') {
1.297 raeburn 4310: my $subject = &clear_out_html($env{'form.subject'});
1.201 albertel 4311: my $anonmode=($env{'form.discuss'} eq 'anon' || $env{'form.anondiscuss'} );
1.133 albertel 4312: $typestyle.=&adddiscuss($symb,$message,$anonmode,$attachmenturl,
1.303 raeburn 4313: $subject,$group);
1.32 albertel 4314: $numpost++;
1.14 www 4315: }
1.175 www 4316:
4317: # Add to blog?
4318:
4319: my $blog='';
4320: if ($env{'form.blog'}) {
1.297 raeburn 4321: my $subject = &clear_out_html($env{'form.subject'});
1.175 www 4322: $status.=&Apache::lonrss::addentry($env{'user.name'},
4323: $env{'user.domain'},
4324: 'CourseBlog_'.$env{'request.course.id'},
4325: $subject,$message,$feedurl,'public');
1.278 raeburn 4326: if (&Apache::loncommon::course_type() eq 'Community') {
4327: $blog='<br />'.&mt('Added to my community blog').'<br />';
4328: } else {
4329: $blog='<br />'.&mt('Added to my course blog').'<br />';
4330: }
1.175 www 4331: }
1.133 albertel 4332:
1.6 albertel 4333: # Receipt screen and redirect back to where came from
1.255 raeburn 4334: &redirect_back($r,$feedurl,$typestyle,$numsent,$numpost,$blog,$status,$env{'form.previous'},undef,undef,undef,undef,undef,undef,$group,$toolarge);
1.133 albertel 4335: }
4336: return OK;
1.234 raeburn 4337: }
4338:
4339: sub blocked_reply_or_edit {
4340: my ($blocktext) = @_;
4341: return
4342: &Apache::loncommon::start_page('Resource Feedback and Discussion').
4343: $blocktext.'<br /><br /><a href="javascript:history.go(-1)">'.
4344: &mt('Back to previous page').
4345: &Apache::loncommon::end_page();
1.133 albertel 4346: }
1.6 albertel 4347:
1.133 albertel 4348: sub wrap_symb {
4349: my ($ressymb)=@_;
4350: if ($ressymb =~ /bulletin___\d+___/) {
4351: unless ($ressymb =~ m|bulletin___\d+___adm/wrapper|) {
4352: $ressymb=~s|(bulletin___\d+___)|$1adm/wrapper|;
4353: }
1.6 albertel 4354: }
1.133 albertel 4355: return $ressymb;
4356: }
4357: sub dewrapper {
4358: my ($feedurl)=@_;
4359: if ($$feedurl=~m|^/adm/wrapper/adm/.*/bulletinboard$|) {
4360: $$feedurl=~s|^/adm/wrapper||;
4361: }
4362: }
4363:
4364: sub get_feedurl {
4365: my ($symb)=@_;
4366: my ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
4367: my $feedurl = &Apache::lonnet::clutter($url);
4368: &dewrapper(\$feedurl);
4369: return $feedurl;
1.15 www 4370: }
1.1 www 4371:
1.133 albertel 4372: sub get_feedurl_and_clean_symb {
4373: my ($symb)=@_;
4374: &Apache::lonenc::check_decrypt(\$symb);
4375: # backward compatibility (bulletin boards used to be 'wrapped')
4376: unless ($symb =~ m|bulletin___\d+___adm/wrapper|) {
4377: $symb=~s|(bulletin___\d+___)|$1adm/wrapper|;
4378: }
4379: my $feedurl = &get_feedurl($symb);
4380: return ($symb,$feedurl);
4381: }
1.180 raeburn 4382:
4383: sub editing_allowed {
1.208 raeburn 4384: my ($postid,$group) = @_;
4385: $postid = &unescape($postid);
1.180 raeburn 4386: my $can_edit = 0;
1.208 raeburn 4387: if ($group ne '') {
4388: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
4389: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
4390: if ($postid =~ m|^bulletin___\d+___adm/wrapper(/adm/\Q$cdom\E/\Q$cnum\E/\d+/bulletinboard)|) {
4391: if (&check_group_priv($group,'egp') eq 'ok') {
4392: $can_edit = 1;
4393: }
4394: return $can_edit;
4395: }
4396: }
1.180 raeburn 4397: my $cid = $env{'request.course.id'};
4398: my $role = (split(/\./,$env{'request.role'}))[0];
4399: my $section = $env{'request.course.sec'};
1.184 albertel 4400: my $allow_editing_config =
4401: $env{'course.'.$cid.'.allow_discussion_post_editing'};
1.180 raeburn 4402: if ($allow_editing_config =~ m/^\s*yes\s*$/i) {
4403: $can_edit = 1;
4404: } else {
1.184 albertel 4405: foreach my $editor (split(/,/,$allow_editing_config)) {
4406: my ($editor_role,$editor_sec) = split(/:/,$editor);
4407: if ($editor_role eq $role
4408: && defined($editor_sec)
4409: && defined($section)
4410: && $editor_sec eq $section) {
4411: $can_edit = 1;
4412: last;
4413: }
4414: if ($editor_role eq $role
4415: && !defined($editor_sec)) {
4416: $can_edit = 1;
4417: }
4418: }
1.180 raeburn 4419: }
4420: return $can_edit;
4421: }
4422:
1.208 raeburn 4423: sub check_group_priv {
4424: my ($group,$grp_priv) = @_;
4425: foreach my $priv ('mdg','vcg') {
4426: my $checkcourse = $env{'request.course.id'}.
4427: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'');
4428: if (&Apache::lonnet::allowed($priv,$checkcourse)) {
4429: return 'ok';
4430: }
4431: }
4432: if ($grp_priv && $group ne '') {
4433: if (&Apache::lonnet::allowed($grp_priv,$env{'request.course.id'}.'/'.$group)) {
4434: return 'ok';
4435: }
4436: }
4437: return '';
4438: }
4439:
1.211 albertel 4440: sub group_args {
1.208 raeburn 4441: my ($group) = @_;
1.211 albertel 4442: if ($group eq '') { return ''; }
4443: my $extra_args = '&group='.$group;
1.208 raeburn 4444: if (exists($env{'form.ref'})) {
1.211 albertel 4445: $extra_args .= '&ref='.$env{'form.ref'};
1.208 raeburn 4446: }
4447: return $extra_args;
4448: }
4449:
1.237 raeburn 4450: sub get_resource_title {
4451: my ($symb,$feedurl) = @_;
4452: my ($restitle,$plainurl);
4453: if (defined($symb)) {
4454: my $plain_symb = &Apache::lonenc::check_decrypt($symb);
4455: $restitle = &Apache::lonnet::gettitle($plain_symb);
4456: }
4457: if (defined($feedurl)) {
4458: $plainurl = &Apache::lonenc::check_decrypt($feedurl);
4459: }
4460: if (!defined($restitle)) {
4461: if (defined($feedurl)) {
4462: $restitle = &Apache::lonnet::gettitle($plainurl);
4463: }
4464: }
4465: if ($plainurl ne $feedurl) {
4466: my ($plain_filename) = ($plainurl =~ m-/([^/]+)$-);
4467: if ($plain_filename eq $restitle) {
4468: $restitle = &mt('Untitled resource');
4469: }
4470: }
4471: if ($restitle eq '') {
4472: $restitle = &mt('Untitled resource');
4473: }
4474: return $restitle;
4475: }
4476:
1.1 www 4477: 1;
4478: __END__
1.257 jms 4479:
4480:
4481: =pod
4482:
4483: =head1 NAME
4484:
4485: Apache::lonfeedback.pm
4486:
4487: =head1 SYNOPSIS
4488:
4489: Handles feedback from students to instructors and system administrators.
4490:
4491: Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
4492:
4493: Used by lonmsg.pm.
4494:
4495: This is part of the LearningOnline Network with CAPA project
4496: described at http://www.lon-capa.org.
4497:
4498: =head1 OVERVIEW
4499:
4500: None
4501:
4502: =head1 SUBROUTINES
4503:
4504: =over
4505:
4506: =item discussion_open()
4507:
4508: =item discussion_visible()
4509:
4510: =item list_discussion()
4511:
4512: =item send_feedback_link()
4513:
4514: =item send_message_link()
4515:
4516: =item action_links_bar()
4517:
4518: =item postingform_display()
4519:
4520: =item build_posting_display
4521:
4522: =item filter_regexp()
4523:
4524: =item get_post_contents()
4525:
4526: =item replicate_attachments()
4527:
4528: =item mail_screen()
4529:
4530: =item print_display_options()
4531:
4532: =item print_sortfilter_options()
4533:
4534: =item print_showposters()
4535:
4536: =item get_post_versions()
4537:
4538: =item get_post_attachments()
4539:
4540: =item fail_redirect()
4541:
4542: =item redirect_back()
4543:
4544: =item no_redirect_back()
4545:
4546: =item screen_header()
4547:
4548: =item resource_output()
4549:
4550: =item clear_out_html()
4551:
4552: =item assemble_email()
4553:
4554: =item feedback_available()
4555:
4556: =item send_msg()
4557:
4558: =item adddiscuss()
4559:
4560: =item get_discussion_info()
4561:
4562: =item show_preview()
4563:
4564: =item newline_to_br()
4565:
1.283 faziophi 4566: =item tidy_html()
4567:
1.257 jms 4568: =item generate_preview_button()
4569:
4570: =item modify_attachments()
4571:
4572: =item process_attachments()
4573:
4574: =item generate_attachments_button()
4575:
4576: =item extract_attachments()
4577:
4578: =item construct_attachmenturl()
4579:
4580: =item add_blog_checkbox()
4581:
4582: =item has_discussion()
4583:
4584: =item sort_filter_names()
4585:
4586: =item handler()
4587:
4588: =item blocked_reply_or_edit()
4589:
4590: =item wrap_symb()
4591:
4592: =item dewrapper()
4593:
4594: =item get_feedurl()
4595:
4596: =item get_feedurl_and_clean_symb()
4597:
4598: =item editing_allowed()
4599:
4600: =item check_group_priv()
4601:
4602: =item group_args()
4603:
4604: =item get_resource_title()
4605:
4606: =back
4607:
1.258 bisitz 4608: =cut
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